Ariane 5 Explained

Ariane 5
Function:Heavy-lift launch vehicle
Manufacturer:ArianeGroup
Country-Origin:European multi-national
Cpl: (2016)[1]
Stages:2.5
Capacities:
Altitude: (circular)
Inclination:51.6°
Kilos:G:
ES: >
Kilos:
  • G:
  • G+:
  • GS:
  • ECA: [2]
Family:Ariane
Status:Retired
Sites:Guiana Space Centre, ELA-3
Launches:117 (G: 16, G+: 3, GS: 6, ES: 8, ECA: 72, ECA+: 12)
Success:112 (G: 13, G+: 3, GS: 6, ES: 8, ECA: 70, ECA+: 12)
Fail:2 (G: 1, ECA: 1)
Partial:3 (G: 2, ECA: 1)
First:
  • G: 4 June 1996
  • G+: 2 March 2004
  • GS: 11 August 2005
  • ECA: 11 December 2002
  • ES: 9 March 2008
  • ECA+: 6 August 2019
Last:
  • G: 27 September 2003
  • G+: 18 December 2004
  • GS: 18 December 2009
  • ES: 25 July 2018
  • ECA: 26 November 2019
  • ECA+: 5 July 2023
Stagedata:
Type:booster
Diff:G, G+
EAP P238
Solid:yes
Number:2
Burntime:130 seconds
Type:booster
Diff:GS, ECA, ES
EAP P241
Solid:yes
Number:2
Burntime:140 seconds
Stageno:First
Type:stage
Diff:G, G+, GS
EPC H158
Burntime:605 seconds
Stageno:First
Type:stage
Diff:ECA, ES
EPC H173
Thrust:


:

Si:


:

Burntime:540 seconds
Type:stage
Diff:G
Stageno:Second
EPS L9.7
Burntime:1,100 seconds
Type:stage
Diff:G+, GS, ES
Stageno:Second
EPS L10
Burntime:1,170 seconds
Type:stage
Diff:ECA, ECA+
Stageno:Second
ESC
Si:446 seconds
Burntime:945 seconds

Ariane 5 is a retired European heavy-lift space launch vehicle developed and operated by Arianespace for the European Space Agency (ESA). It was launched from the Guiana Space Centre (CSG) in French Guiana. It was used to deliver payloads into geostationary transfer orbit (GTO), low Earth orbit (LEO) or further into space. The launch vehicle had a streak of 82 consecutive successful launches between 9 April 2003 and 12 December 2017. Since 2014,[3] Ariane 6, a direct successor system, is in development.[4]

The system was designed as an expendable launch system by the Centre national d'études spatiales (CNES), the French government's space agency, in cooperation with various European partners. Despite not being a direct derivative of its predecessor launch vehicle program, it was classified as part of the Ariane rocket family. ArianeGroup was the prime contractor for the manufacturing of the vehicles, leading a multi-country consortium of other European contractors. Ariane 5 was originally intended to launch the Hermes spacecraft, and thus it was rated for human space launches.

Since its first launch, Ariane 5 was refined in successive versions: "G", "G+", "GS", "ECA", and finally, "ES". The system had a commonly used dual-launch capability, where up to two large geostationary belt communication satellites can be mounted using a SYLDA (Système de Lancement Double Ariane, meaning "Ariane Double-Launch System") carrier system. Up to three, somewhat smaller, main satellites are possible depending on size using a SPELTRA (Structure Porteuse Externe Lancement Triple Ariane, which translates to "Ariane Triple-Launch External Carrier Structure"). Up to eight secondary payloads, usually small experiment packages or minisatellites, could be carried with an ASAP (Ariane Structure for Auxiliary Payloads) platform.

Following the launch of 15 August 2020, Arianespace signed the contracts for the last eight Ariane 5 launches, before it was succeeded by the new Ariane 6 launcher, according to Daniel Neuenschwander, director of space transportation at the ESA.[5] [4] Ariane 5 flew its final mission on 5 July 2023.[6]

Vehicle description

Cryogenic main stage

Ariane 5's cryogenic H173 main stage (H158 for Ariane 5G, G+, and GS) was called the EPC (Étage Principal Cryotechnique — Cryotechnic Main Stage). It consisted of a diameter by high tank with two compartments, one for liquid oxygen and one for liquid hydrogen, and a Vulcain 2 engine at the base with a vacuum thrust of . The H173 EPC weighed about, including of propellant.[7] After the main cryogenic stage runs out of fuel, it re-entered the atmosphere for an ocean splashdown.

Solid boosters

Attached to the sides were two P241 (P238 for Ariane 5G and G+) solid rocket boosters (SRBs or EAPs from the French Étages d'Accélération à Poudre), each weighing about full and delivering a thrust of about . They were fueled by a mix of ammonium perchlorate (68%) and aluminium fuel (18%) and HTPB (14%). They each burned for 130 seconds before being dropped into the ocean. The SRBs were usually allowed to sink to the bottom of the ocean, but, like the Space Shuttle Solid Rocket Boosters, they could be recovered with parachutes, and this was occasionally done for post-flight analysis. Unlike Space Shuttle SRBs, Ariane 5 boosters were not reused. The most recent attempt was for the first Ariane 5 ECA mission in 2009. One of the two boosters was successfully recovered and returned to the Guiana Space Center for analysis.[8] Prior to that mission, the last such recovery and testing was done in 2003.

The French M51 submarine-launched ballistic missile (SLBM) shared a substantial amount of technology with these boosters.[9]

In February 2000, the suspected nose cone of an Ariane 5 booster washed ashore on the South Texas coast, and was recovered by beachcombers before the government could get to it.[10]

Second stage

The second stage was on top of the main stage and below the payload. The original Ariane — Ariane 5G — used the EPS (Étage à Propergols Stockables — Storable Propellant Stage), which was fueled by monomethylhydrazine (MMH) and nitrogen tetroxide, containing of storable propellant. The EPS was subsequently improved for use on the Ariane 5G+, GS, and ES.

The EPS upper stage was capable of repeated ignition, first demonstrated during flight V26 which was launched on 5 October 2007. This was purely to test the engine, and occurred after the payloads had been deployed. The first operational use of restart capability as part of a mission came on 9 March 2008, when two burns were made to deploy the first Automated Transfer Vehicle (ATV) into a circular parking orbit, followed by a third burn after ATV deployment to de-orbit the stage. This procedure was repeated for all subsequent ATV flights.

Ariane 5ECA used the ESC (Étage Supérieur Cryotechnique — Cryogenic Upper Stage), which was fueled by liquid hydrogen and liquid oxygen. The ESC used the HM7B engine previously used in the Ariane 4 third stage. The propellent load of 14.7 tonne allowed the engine to burn for 945 seconds while providing 6.5 tonne of thrust. The ESC provided roll control during powered flight and full attitude control during payload separation using hydrogen gas thrusters. Oxygen gas thrusters allowed longitudinal acceleration after engine cutoff. The flight assembly included the Vehicle Equipment Bay, with flight electronics for the entire rocket, and the payload interface and structural support.[11] [12]

Fairing

The payload and all upper stages were covered at launch by a fairing for aerodynamic stability and protection from heating during supersonic flight and acoustic loads. It was jettisoned once sufficient altitude has been reached, typically above . It was made by Ruag Space and since flight VA-238 it was composed of 4 panels.[13]

Variants

Legend:
VariantDescription
GThe original version was dubbed Ariane 5G (Generic) and had a launch mass of . Its payload capability to geostationary transfer orbit (GTO) was for a single satellite or for dual launches. It flew 16 times with one failure and two partial failures.[14]
G+The Ariane 5G+ had an improved EPS second stage, with a GTO capacity of for a single payload or for two. It flew three times in 2004, with no failures.[15]
GSAt the time of the failure of the first Ariane 5ECA flight in 2002, all Ariane 5 launchers in production were ECA versions. Some of the ECA cores were modified to use the original Vulcain engine and tank volumes while the failure was investigated; these vehicles were designated Ariane 5GS. The GS used the improved EAP boosters of the ECA variant and the improved EPS of the G+ variant, but the increased mass of the modified ECA core compared to the G and G+ core resulted in slightly reduced payload capacity.[16] Ariane 5GS could carry a single payload of or a dual payload of to GTO. The Ariane 5GS flew 6 times from 2005 to 2009 with no failures.[17]
ECAThe Ariane 5ECA (Evolution Cryotechnique type A), first successfully flown in 2005, used an improved Vulcain 2 first-stage engine with a longer, more efficient nozzle with a more efficient flow cycle and denser propellant ratio. The new ratio required length modifications to the first-stage tanks. The EPS second stage was replaced by the ESC-A (Etage Supérieur Cryogénique-A), which had a dry weight of and was powered by an HM-7B engine burning of cryogenic propellant. The ESC-A used the liquid oxygen tank and lower structure from the Ariane 4's H10 third stage, mated to a new liquid hydrogen tank. Additionally, the EAP booster casings were lightened with new welds and carry more propellant. The Ariane 5ECA started with a GTO launch capacity of for dual payloads or for a single payload.[18] Later batches: PB+ and PC, increased the max payload to GTO to .
ECA+The Ariane 5ECA+ (Evolution Cryotechnique type A+), first successfully flown in 2019, used an improved ESC-D (Etage Supérieur Cryogénique-D).[19]
ESThe Ariane 5ES (Evolution Storable) had an estimated LEO launch capacity of . It included all the performance improvements of Ariane 5ECA core and boosters but replaced the ESC-A second stage with the restartable EPS used on Ariane 5GS variants. It was used to launch the Automated Transfer Vehicle (ATV) into a circular low Earth orbit inclined at 51.6° and was used 3 times to launch 4 Galileo navigation satellites at a time directly into their operational orbit.[20] The Ariane 5ES flew 8 times from 2008 to 2018 with no failures.
METhe Ariane 5ME (Mid-life Evolution) was under development until December 2014 when funding was cut in favour of developing Ariane 6. Last activities for Ariane 5ME were completed at the end of 2015. Vinci upper stage engine, under development for the 5ME, transferred to Ariane 6.

Launch pricing and market competition

, the Ariane 5 commercial launch price for launching a "midsize satellite in the lower position" was approximately €50 million,[21] competing for commercial launches in an increasingly competitive market.

The heavier satellite was launched in the upper position on a typical dual-satellite Ariane 5 launch and was priced higher than the lower satellite,[22] on the order of €90 million .[23]

Total launch price of an Ariane 5 – which could transport up to two satellites to space, one in the "upper" and one in the "lower" positions – was around €150 million .[24]

Cancelled plans for future developments

Ariane 5 ME

The Ariane 5 ME (Mid-life Evolution) was in development into early 2015, and was seen as a stopgap between Ariane 5ECA/Ariane 5ES and the new Ariane 6. With first flight planned for 2018, it would have become ESA's principal launcher until the arrival of the new Ariane 6 version. ESA halted funding for the development of Ariane 5ME in late 2014 to prioritize development of Ariane 6.

The Ariane 5ME was to use a new upper stage, with increased propellant volume, powered by the new Vinci engine. Unlike the HM-7B engine, it was to be able to restart several times, allowing for complex orbital maneuvers such as insertion of two satellites into different orbits, direct insertion into geosynchronous orbit, planetary exploration missions, and guaranteed upper stage deorbiting or insertion into graveyard orbit.[25] The launcher was also to include a lengthened fairing up to and a new dual launch system to accommodate larger satellites. Compared to an Ariane 5ECA model, the payload to GTO was to increase by 15% to and the cost-per-kilogram of each launch was projected to decline by 20%.[25]

Development

Originally known as the Ariane 5ECB, Ariane 5ME was to have its first flight in 2006. However, the failure of the first ECA flight in 2002, combined with a deteriorating satellite industry, caused ESA to cancel development in 2003.[26] Development of the Vinci engine continued, though at a lower pace. The ESA Council of Ministers agreed to fund development of the new upper stage in November 2008.[27]

In 2009, EADS Astrium was awarded a €200 million contract,[28] and on 10 April 2012 received another €112 million contract to continue development of the Ariane 5ME [29] with total development effort expected to cost €1 billion.[30]

On 21 November 2012, ESA agreed to continue with the Ariane 5ME to meet the challenge of lower priced competitors. It was agreed the Vinci upper stage would also be used as the second stage of a new Ariane 6, and further commonality would be sought. Ariane 5ME qualification flight was scheduled for mid-2018, followed by gradual introduction into service.[25]

On 2 December 2014, ESA decided to stop funding the development of Ariane 5ME and instead focus on Ariane 6, which was expected to have a lower cost per launch and allow more flexibility in the payloads (using two or four P120C solid boosters depending on total payload mass).[31]

Solid propellant stage

Work on the Ariane 5 EAP motors was continued in the Vega programme. The Vega 1st stage engine – the P80 engine – was a shorter derivation of the EAP.[32] The P80 booster casing was made of filament wound graphite epoxy, much lighter than the current stainless steel casing. A new composite steerable nozzle was developed while new thermal insulation material and a narrower throat improved the expansion ratio and subsequently the overall performance. Additionally, the nozzle had electromechanical actuators which replaced the heavier hydraulic ones used for thrust vector control.

These developments could maybe have made their way back into the Ariane programme, but this was most likely an inference based on early blueprints of the Ariane 6 having a central P80 booster and 2-4 around the main one.[33] [34] The incorporation of the ESC-B with the improvements to the solid motor casing and an uprated Vulcain engine would have delivered to LEO. This would have been developed for any lunar missions but the performance of such a design might not have been possible if the higher Max-Q for the launch of this launch vehicle would have posed a constraint on the mass delivered to orbit.[35]

Ariane 6

See main article: Ariane 6.

The design brief of the next generation launch vehicle Ariane 6 called for a lower-cost and smaller launch vehicle capable of launching a single satellite of up to to GTO.[36] However, after several permutations the finalized design was nearly identical in performance to the Ariane 5,[37] focusing instead on lowering fabrication costs and launch prices., Ariane 6 was projected to be launched for about €70 million per flight, about half of the Ariane 5 price.[36]

Initially development of Ariane 6 was projected to cost €3.6 billion.[38] In 2017, the ESA set 16 July 2020 as the deadline for the first flight.[39] As of May 2024, Arianespace expects the maiden flight to occur as early as June 2024. On 9 July 2024 the Ariane 6 successfully completed it's maiden flight.

Notable launches

Ariane 5's first test flight (Ariane 5 Flight 501) on 4 June 1996 failed, with the rocket self-destructing 37 seconds after launch because of a malfunction in the control software.[40] A data conversion from 64-bit floating-point value to 16-bit signed integer value to be stored in a variable representing horizontal bias caused a processor trap (operand error) because the floating-point value was too large to be represented by a 16-bit signed integer. The software had been written for the Ariane 4 where efficiency considerations (the computer running the software had an 80% maximum workload requirement) led to four variables being protected with a handler while three others, including the horizontal bias variable, were left unprotected because it was thought that they were "physically limited or that there was a large margin of safety". The software, written in Ada, was included in the Ariane 5 through the reuse of an entire Ariane 4 subsystem despite the fact that the particular software containing the bug, which was just a part of the subsystem, was not required by the Ariane 5 because it has a different preparation sequence than the Ariane 4.

The second test flight (L502, on 30 October 1997) was a partial failure. The Vulcain nozzle caused a roll problem, leading to premature shutdown of the core stage. The upper stage operated successfully, but it could not reach the intended orbit. A subsequent test flight (L503, on 21 October 1998) proved successful and the first commercial launch (L504) occurred on 10 December 1999 with the launch of the XMM-Newton X-ray observatory satellite.[41]

Another partial failure occurred on 12 July 2001, with the delivery of two satellites into an incorrect orbit, at only half the height of the intended GTO. The ESA Artemis telecommunications satellite was able to reach its intended orbit on 31 January 2003, through the use of its experimental ion propulsion system.

The next launch did not occur until 1 March 2002, when the Envisat environmental satellite successfully reached an orbit of above the Earth in the 11th launch. At, it was the heaviest single payload until the launch of the first ATV on 9 March 2008, at .

The first launch of the ECA variant on 11 December 2002 ended in failure when a main booster problem caused the rocket to veer off-course, forcing its self-destruction three minutes into the flight. Its payload of two communications satellites (STENTOR and Hot Bird 7), valued at about €630 million, was lost in the Atlantic Ocean. The fault was determined to have been caused by a leak in coolant pipes allowing the nozzle to overheat. After this failure, Arianespace SA delayed the expected January 2003 launch for the Rosetta mission to 26 February 2004, but this was again delayed to early March 2004 due to a minor fault in the foam that protects the cryogenic tanks on the Ariane 5. The failure of the first ECA launch was the last failure of an Ariane 5 until flight 240 in January 2018.

On 27 September 2003, the last Ariane 5G boosted three satellites (including the first European lunar probe, SMART-1), in Flight 162. On 18 July 2004, an Ariane 5G+ boosted what was at the time the heaviest telecommunication satellite ever, Anik F2, weighing almost .

The first successful launch of the Ariane 5ECA took place on 12 February 2005. The payload consisted of the XTAR-EUR military communications satellite, a 'SLOSHSAT' small scientific satellite and a MaqSat B2 payload simulator. The launch had been scheduled for October 2004, but additional testing and a military launch (of a Helios 2A observation satellite) delayed the attempt.

On 11 August 2005, the first Ariane 5GS (featuring the Ariane 5ECA's improved solid motors) boosted Thaicom 4, the heaviest telecommunications satellite to date at,[42] into orbit.

On 16 November 2005, the third Ariane 5ECA launch (the second successful ECA launch) took place. It carried a dual payload consisting of Spaceway F2 for DirecTV and Telkom-2 for PT Telekomunikasi of Indonesia. This was the launch vehicle's heaviest dual payload to date, at more than .

On 27 May 2006, an Ariane 5ECA launch vehicle set a new commercial payload lifting record of . The dual-payload consisted of the Thaicom 5 and Satmex 6 satellites.[43]

On 4 May 2007, the Ariane 5ECA set another new commercial record, lifting into transfer orbit the Astra 1L and Galaxy 17 communication satellites with a combined weight of, and a total payload weight of .[44] This record was again broken by another Ariane 5ECA, launching the Skynet 5B and Star One C1 satellites, on 11 November 2007. The total payload weight for this launch was of .[45]

On 9 March 2008, the first Ariane 5ES-ATV was launched to deliver the first ATV called Jules Verne to the International Space Station (ISS). The ATV was the heaviest payload ever launched by a European launch vehicle, providing supplies to the space station with necessary propellant, water, air and dry cargo. This was the first operational Ariane mission which involved an engine restart in the upper stage. The ES-ATV Aestus EPS upper stage was restartable while the ECA HM7-B engine was not.

On 1 July 2009, an Ariane 5ECA launched TerreStar-1 (now EchoStar T1), which was then, at, the largest and most massive commercial telecommunication satellite ever built at that time[46] until being overtaken by Telstar 19 Vantage, at, launched aboard Falcon 9. The satellite was launched into a lower-energy orbit than a usual GTO, with its initial apogee at roughly .[47]

On 28 October 2010, an Ariane 5ECA launched Eutelsat's W3B (part of its W Series of satellites) and Broadcasting Satellite System Corporation (B-SAT)'s BSAT-3b satellites into orbit. But the W3B satellite failed to operate shortly after the successful launch and was written off as a total loss due to an oxidizer leak in the satellite's main propulsion system.[48] The BSAT-3b satellite, however, is operating normally.[49]

The VA253 launch on 15 August 2020 introduced two small changes that increased lift capacity by about ; these were a lighter avionics and guidance-equipment bay, and modified pressure vents on the payload fairing, which were required for the subsequent launch of the James Webb Space Telescope. It also debuted a location system using Galileo navigation satellites.[50]

On 25 December 2021, VA256 launched the James Webb Space Telescope towards a Sun–Earth L2 halo orbit.[51] The precision of trajectory following launch led to fuel savings credited with potentially doubling the lifetime of the telescope by leaving more hydrazine propellant on board for station-keeping than was expected.[51] [52] According to Rudiger Albat, the program manager for Ariane 5, efforts had been made to select components for this flight that had performed especially well during pre-flight testing, including "one of the best Vulcain engines that we've ever built."

GTO payload weight records

On 22 April 2011, the Ariane 5ECA flight VA-201 broke a commercial record, lifting Yahsat 1A and Intelsat New Dawn with a total payload weight of to transfer orbit.[53] This record was later broken again during the launch of Ariane 5ECA flight VA-208 on 2 August 2012, lifting a total of into the planned geosynchronous transfer orbit,[54] which was broken again 6 months later on flight VA-212 with sent towards geosynchronous transfer orbit.[55] In June 2016, the GTO record was raised to,[56] on the first rocket in history that carried a satellite dedicated to financial institutions.[57] The payload record was pushed a further, up to on 24 August 2016 with the launch of Intelsat 33e and Intelsat 36.[58] On 1 June 2017, the payload record was broken again to carrying ViaSat-2 and Eutelsat-172B.[59] In 2021 VA-255 put 11,210 kg into GTO.

VA241 anomaly

See main article: Ariane 5 flight VA241.

On 25 January 2018, an Ariane 5ECA launched SES-14 and Al Yah 3 satellites. About 9 minutes and 28 seconds after launch, a telemetry loss occurred between the launch vehicle and the ground controllers. It was later confirmed, about 1 hour and 20 minutes after launch, that both satellites were successfully separated from the upper stage and were in contact with their respective ground controllers,[60] but that their orbital inclinations were incorrect as the guidance systems might have been compromised. Therefore, both satellites conducted orbital procedures, extending commissioning time.[61] SES-14 needed about 8 weeks longer than planned commissioning time, meaning that entry into service was reported early September instead of July.[62] Nevertheless, SES-14 is still expected to be able to meet the designed lifetime. This satellite was originally to be launched with more propellant reserve on a Falcon 9 launch vehicle since the Falcon 9, in this specific case, was intended to deploy this satellite into a high inclination orbit that would require more work from the satellite to reach its final geostationary orbit.[63] The Al Yah 3 was also confirmed healthy after more than 12 hours without further statement, and like SES-14, Al Yah 3's maneuvering plan was also revised to still fulfill the original mission.[64] As of 16 February 2018, Al Yah 3 was approaching the intended geostationary orbit, after series of recovery maneuvers had been performed.[65] The investigation showed that invalid inertial units' azimuth value had sent the vehicle 17° off course but to the intended altitude, they had been programmed for the standard geostationary transfer orbit of 90° when the payloads were intended to be 70° for this supersynchronous transfer orbit mission, 20° off norme.[66] This mission anomaly marked the end of 82nd consecutive success streak since 2003.[67]

Launch history

Launch statistics

Ariane 5 launch vehicles had accumulated 117 launches, 112 of which were successful, yielding a success rate. Between April 2003 and December 2017, Ariane 5 flew 83 consecutive missions without failure, but the launch vehicle suffered a partial failure in January 2018.[68]

List of launches

All launches are from Guiana Space Centre, ELA-3.

Flight no.Date
Time (UTC)

Serial no.
PayloadTotal payload mass (including launch adapters and SYLDA)OrbitCustomersLaunch
outcome
1V-88[69] 4 June 1996
12:34
G
501
Cluster
2V-10130 October 1997
13:43
G
502
MaqSat-H, TEAMSAT, MaqSat-B, YES[70]
3V-11221 October 1998
16:37
G
503
MaqSat 3, ARD~6,800 kgGTO
4V-11910 December 1999
14:32
G
504
XMM-Newton3,800 kgHEO
5V-12821 March 2000
23:28
G
505
INSAT-3B
AsiaStar
~5,800 kgGTO
6V-13014 September 2000
22:54
G
506
Astra 2B
GE-7
~4,700 kgGTO
7V-13516 November 2000
01:07
G
507
PanAmSat-1R
Amsat-P3D
STRV 1C
STRV 1D
~6,600 kgGTO
8V-13820 December 2000
00:26
G
508
Astra 2D
GE-8
LDREX
~4,700 kgGTO
9V-1408 March 2001
22:51
G
509
Eurobird-1
BSAT-2a
~5,400 kgGTO
10V-14212 July 2001
21:58
G
510
Artemis
BSAT-2b
~5,400 kgGTO (planned)
MEO (achieved)
Upper stage underperformed, payloads were placed in a useless orbit. Artemis was raised to its target orbit at the expense of operational fuel; BSAT-2b was not recoverable.
11V-1451 March 2002
01:07
G
511
Envisat8,111 kgSSO
12V-1535 July 2002
23:22
G
512
Stellat 5
N-STAR c
~6,700 kgGTO
13V-15528 August 2002
22:45
G
513
Atlantic Bird 1
MSG-1
MFD
~5,800 kgGTO
14V-15711 December 2002
22:22
ECA
517
Hot Bird 7
Stentor
MFD-A
MFD-B
GTO (planned)
Maiden flight of Ariane 5ECA, first stage engine failure, rocket destroyed by range safety.
15V-1609 April 2003
22:52
G
514
INSAT-3A
Galaxy 12
~5,700 kgGTO
16V-16111 June 2003
22:38
G
515
Optus C1
BSAT-2c
~7,100 kgGTO
17V-16227 September 2003
23:14
G
516
INSAT-3E
eBird-1
SMART-1
~5,600 kgGTO
Final flight of Ariane 5G
18V-1582 March 2004
07:17
G+
518
Rosetta
Philae
3,011 kgHeliocentric
Maiden flight of Ariane 5G+
19V-16318 July 2004
00:44
G+
519
Anik F25,950 kgGTO
20V-16518 December 2004
16:26
G+
520
Helios 2A
Essaim-1
Essaim-2
Essaim-3
Essaim-4
PARASOL
Nanosat 01
4,200 kgSSO
Final flight of Ariane 5G+
21V-16412 February 2005
21:03
ECA
521
XTAR-EUR
Maqsat-B2
Sloshsat-FLEVO
~8,400 kgGTO
22V-16611 August 2005
08:20
GS
523
Thaicom 46,485 kgGTO
Maiden flight of Ariane 5GS
23V-16813 October 2005
22:32
GS
524
Syracuse 3A
Galaxy 15
~6,900 kgGTO
24V-16716 November 2005
23:46
ECA
522
Spaceway-2
Telkom-2
~9,100 kgGTO
25V-16921 December 2005
23:33
GS
525
INSAT-4A
MSG-2
6,478 kgGTO
26V-17011 March 2006
22:33
ECA
527
Spainsat
Hot Bird 7A
~8,700 kgGTO
27V-17127 May 2006
21:09
ECA
529
Satmex-6
Thaicom 5
9,172 kgGTO
28V-17211 August 2006
22:15
ECA
531
JCSAT-10
Syracuse 3B
~8,900 kgGTO
29V-17313 October 2006
20:56
ECA
533
DirecTV-9S
Optus D1
LDREX-2
~9,300 kgGTO
30V-1748 December 2006
22:08
ECA
534
WildBlue-1
AMC-18
~7,800 kgGTO
31V-17511 March 2007
22:03
ECA
535
Skynet 5A
INSAT-4B
~8,600 kgGTO
32V-1764 May 2007
22:29
ECA
536
Astra 1L
Galaxy 17
9,402 kgGTO
33V-17714 August 2007
23:44
ECA
537
Spaceway-3
BSAT-3a
8,848 kgGTO
34V-1785 October 2007
22:02
GS
526
Intelsat 11
Optus D2
5,857 kgGTO
35V-17914 November 2007
22:03
ECA
538
Skynet 5B
Star One C1
9,535 kgGTO
36V-18021 December 2007
21:41
GS
530
Rascom-QAF1
Horizons-2
~6,500 kgGTO
37V-1819 March 2008
04:03
ES
528
Jules Verne ATVLEO (ISS)
Maiden flight of Ariane 5ES
38V-18218 April 2008
22:17
ECA
539
Star One C2
Vinasat-1
7,762 kgGTO
39V-18312 June 2008
22:05
ECA
540
Skynet 5C
Türksat 3A
8,541 kgGTO
40V-1847 July 2008
21:47
ECA
541
ProtoStar-1
Badr-6
8,639 kgGTO
41V-18514 August 2008
20:44
ECA
542
Superbird-7
AMC-21
8,068 kgGTO
42V-18620 December 2008
22:35
ECA
543
Hot Bird 9
Eutelsat W2M
9,220 kgGTO
43V-18712 February 2009
22:09
ECA
545
Hot Bird 10
NSS-9
Spirale-A
Spirale-B
8,511 kgGTO
44V-18814 May 2009
13:12
ECA
546
Herschel Space Observatory
Planck
3,402 kgSun–Earth
45V-1891 July 2009
19:52
ECA
547
TerreStar-17,055 kgGTO
46V-19021 August 2009
22:09
ECA
548
JCSAT-12
Optus D3
7,655 kgGTO
47V-1911 October 2009
21:59
ECA
549
Amazonas 2
COMSATBw-1
9,087 kgGTO
48V-19229 October 2009
20:00
ECA
550
NSS-12
Thor-6
9,462 kgGTO
49V-19318 December 2009
16:26
GS
532
Helios 2B5,954 kgSSO
Final flight of Ariane 5GS
50V-19421 May 2010
22:01
ECA
551
Astra 3B
COMSATBw-2
9,116 kgGTOSES
MilSat Services
51V-19526 June 2010
21:41
ECA
552
Arabsat-5A
Chollian
8,393 kgGTOArabsat
KARI
52V-1964 August 2010
20:59
ECA
554
Nilesat 201
RASCOM-QAF 1R
7,085 kgGTONilesat
RASCOM
53V-19728 October 2010
21:51
ECA
555
Eutelsat W3B
BSAT-3b
8,263 kgGTOEutelsat
Broadcasting Satellite System Corporation
Eutelsat W3B suffered a leak in the propulsion system shortly after launch and was declared a total loss.[71] BSAT-3b is operating normally.
54V-19826 November 2010
18:39
ECA
556
Intelsat 17
HYLAS-1
8,867 kgGTOIntelsat
Avanti Communications
55V-19929 December 2010
21:27
ECA
557
Koreasat 6
Hispasat-1E
9,259 kgGTOKT Corporation
Hispasat
56V-20016 February 2011
21:50
ES
544
Johannes Kepler ATV20,050 kgLEO (ISS)ESA
57VA-20122 April 2011
21:37
ECA
558
Yahsat 1A
New Dawn
10,064 kgGTOAl Yah Satellite Communications
Intelsat
Launch was scrubbed from 30 March 2011, aborted in the last seconds before liftoff due to a gimbal malfunction in the Vulcain main engine.[72]
58VA-20220 May 2011
20:38
ECA
559
ST-2
GSAT-8
9,013 kgGTOSingapore Telecom
ISRO
59VA-2036 August 2011
22:52
ECA
560
Astra 1N
BSAT-3c / JCSAT-110R
9,095 kgGTOSES
Broadcasting Satellite System Corporation
60VA-20421 September 2011
21:38
ECA
561
8,974 kgGTOArab Satellite Communications Organization
SES
61VA-20523 March 2012
04:34
ES
553
Edoardo Amaldi ATV20,060 kgLEO (ISS)ESA
62VA-20615 May 2012
22:13
ECA
562
JCSAT-13
Vinasat-2
8,381 kgGTOSKY Perfect JSAT
VNPT
63VA-2075 July 2012
21:36
ECA
563
EchoStar XVII
MSG-3
9,647 kgGTOEchoStar
EUMETSAT
64VA-2082 August 2012
20:54
ECA
564
10,182 kgGTOIntelsat
Avanti Communications
65VA-20928 September 2012
21:18
ECA
565
10,211 kgGTOSES
ISRO
66VA-21010 November 2012
21:05
ECA
566
Eutelsat 21B
Star One C3
9,216 kgGTOEutelsat
Star One
67VA-21119 December 2012
21:49
ECA
567
Skynet 5D
Mexsat-3
8,637 kgGTOAstrium
Mexican Satellite System
68VA-2127 February 2013
21:36
ECA
568
Amazonas 3
Azerspace-1/Africasat-1a
10,350 kgGTOHispasat
Azercosmos[73]
69VA-2135 June 2013
21:52
ES
592
Albert Einstein ATV20,252 kgLEO (ISS)ESA
70VA-21425 July 2013
19:54
ECA
569
Alphasat I-XL
INSAT-3D
9,760 kgGTOInmarsat
ISRO
71VA-21529 August 2013
20:30
ECA
570
Eutelsat 25B/Es'hail 1
GSAT-7
9,790 kgGTOEutelsat
ISRO
72VA-2176 February 2014
21:30
ECA
572
ABS-2
Athena-Fidus
10,214 kgGTOABS (satellite operator)
DIRISI
73VA-21622 March 2014
22:04
ECA
571
Astra 5B
Amazonas 4A
9,579 kgGTOSES
Hispasat
74VA-21929 July 2014
23:47
ES
593
Georges Lemaître ATV20,293 kgLEO (ISS)ESA
75VA-21811 September 2014
22:05
ECA
573
MEASAT-3b
Optus 10
10,088 kgGTOMEASAT Satellite Systems
Optus
76VA-22016 October 2014
21:43
ECA
574
Intelsat 30
ARSAT-1
10,060 kgGTOIntelsat
ARSAT
77VA-2216 December 2014
20:40
ECA
575
DirecTV-14
GSAT-16
10,210 kgGTODirecTV
ISRO
7826 April 2015
20:00
ECA
576
Thor 7
SICRAL-2
9,852 kgGTOBritish Satellite Broadcasting
French Armed Forces
79VA-22327 May 2015
21:16
ECA
577
DirecTV-15
SKY Mexico 1
9,960 kgGTODirecTV
Sky México
80VA-22415 July 2015
21:42
ECA
578
Star One C4
MSG-4
8,587 kgGTOStar One
EUMETSAT
81VA-22520 August 2015
20:34
ECA
579
Eutelsat 8 West B
Intelsat 34
9,922 kgGTOEutelsat
Intelsat
82VA-22630 September 2015
20:30
ECA
580
NBN Co 1A
ARSAT-2
10,203 kgGTONational Broadband Network
ARSAT
83VA-22710 November 2015
21:34
ECA
581
Arabsat 6B
GSAT-15
9,810 kgGTOArabsat
ISRO
84VA-22827 January 2016
23:20
ECA
583
Intelsat 29e6,700 kgGTOIntelsat
85VA-2299 March 2016
05:20
ECA
582
Eutelsat 65 West A6,707 kgGTOEutelsat
86VA-23018 June 2016
21:38
ECA
584
EchoStar 18
BRISat
10,730 kgGTOEchoStar
Bank Rakyat Indonesia
This mission carried the first satellite owned by a financial institution.[74]
87VA-23224 August 2016
22:16
ECA
586
Intelsat 33e
Intelsat 36
10,735 kgGTOIntelsat
Intelsat 33e's LEROS apogee engine, which supposed to perform orbit raising, failed soon after its successful launch, forcing to use the experimentation of low-thrust reaction control system which extended the commissioning time 3 months longer than expected.[75] Later, it suffered other thruster problems which cut its operational lifetime by about 3.5 years.[76]
88VA-2315 October 2016
20:30
ECA
585
NBN Co 1B
GSAT-18
10,663 kgGTONational Broadband Network
INSAT
89VA-23317 November 2016
13:06
ES
594
Galileo FOC-M6
(satellites FM-7, 12, 13, 14)
3,290 kgMEOESA
90VA-23421 December 2016
20:30
ECA
587
Star One D1
JCSAT-15
10,722 kgGTOStar One
SKY Perfect JSAT
91VA-23514 February 2017
21:39
ECA
588
Intelsat 32e / SkyBrasil-1
Telkom-3S
10,485 kgGTOIntelsat, DirecTV Latin America
Telkom Indonesia
This mission carried the first Intelsat EpicNG high-throughput satellite based on the Eurostar E3000 platform, while other Intelsat EpicNG satellites were based on BSS-702MP platform.[77]
92VA-2364 May 2017
21:50
ECA
589
Koreasat 7
SGDC-1
10,289 kgGTOKT Corporation
SGDC
The launch was delayed from March 2017 due to transportation to the launch site being restricted by a blockade erected by striking workers.[78]
93VA-2371 June 2017
23:45
ECA
590
ViaSat-2
Eutelsat 172B
10,865 kgGTOViaSat
Eutelsat
Heaviest and most expensive commercial payload ever put into orbit,[79] valued at approximately €675 million (~€844 million including the launch vehicle),[80] until 12 June 2019, when Falcon 9 delivered RADARSAT Constellation with three Canadian satellites, valued almost €844 million (not including the launch vehicle), into orbit.[81] ViaSat-2 suffered antenna glitch, which cut about 15% of its intended throughput.[82]
94VA-23828 June 2017
21:15
ECA
591
EuropaSat / Hellas Sat 3
GSAT-17
10,177 kgGTOInmarsat / Hellas Sat
ISRO
95VA-23929 September 2017
21:56
ECA
5100
Intelsat 37e
BSAT-4a
10,838 kgGTOIntelsat
B-SAT
Launch was scrubbed from 5 September 2017 due to electrical fault in one of the solid rocket boosters that caused launch abort in the last seconds before liftoff.[83]
96VA-24012 December 2017
18:36
ES
595
Galileo FOC-M7
(satellites FM-19, 20, 21, 22)
3,282 kgMEOESA
97VA-24125 January 2018
22:20
ECA
5101
SES-14 with GOLD
Al Yah 3
9,123 kgGTOSES, NASA
AlYahsat
Telemetry from the launch vehicle was lost after 9 minutes 30 seconds into the flight, after launch vehicle trajectory went off course due to invalid inertial units' azimuth value. Satellites later found to have separated from the upper stage and entered an incorrect orbit with large inclination deviations.[84] [85] However, they were able to reach the planned orbit with small loss of on board propellant for SES-14 and still expected to meet the designed lifetime,[86] but with significant loss on Al Yah 3 (up to 50% of its intended operational life).[87] [88]
98VA-2425 April 2018
21:34
ECA
5102
Superbird-8 / Superbird-B3
HYLAS-4
10,260 kgGTOJapanese MoD, SKY Perfect JSAT
Avanti Communications
Return-to-flight mission after VA-241 mishap on 25 January 2018.[89]
99VA-24425 July 2018
11:25
ES
596
Galileo FOC-M8
(satellites FM-23, 24, 25, 26)
3,379 kgMEOESA
Final flight of Ariane 5ES.
100VA-24325 September 2018
22:38
ECA
5103
Horizons-3e
Azerspace-2 / Intelsat 38
10,827 kgGTOIntelsat, SKY Perfect JSAT
Azercosmos
Hundredth Ariane 5 mission.[90] Flight VA-243 was delayed from 25 May 2018 due to issues with GSAT-11, which was eventually replaced by Horizons-3e.[91]
101VA-24520 October 2018
01:45
ECA
5105
BepiColombo4,081 kgHeliocentricESA
JAXA
102VA-2464 December 2018
20:37
ECA
5104
10,298 kgGTO
103VA-2475 February 2019
21:01
ECA
5106
10,018 kgGTO
104VA-24820 June 2019
21:43
ECA
5107
10,594 kgGTO
105 VA-2496 August 2019
19:30
ECA
5108
10,594 kgGTO
106VA-25026 November 2019
21:23[99]
ECA
5109
Inmarsat-5 F5 (GX 5)[100] [101]
TIBA-1[102]
10,495 kgGTOInmarsat
Government of Egypt
[103]
107VA-25116 January 2020
21:05
ECA
5110
Eutelsat Konnect (African Broadband Satellite)[104]
GSAT-30
7,888 kgGTOEutelsat
ISRO
108VA-25218 February 2020
22:18
ECA
5111
JCSAT-17
GEO-KOMPSAT 2B
9,236 kgGTOSKY Perfect JSAT
KARI
109VA-25315 August 2020
22:04
ECA
5112
Galaxy 30
MEV-2
BSAT-4b
10,468 kg[105]
including 765 kg of support structures.
GTOIntelsat
Northrop Grumman
B-SAT
110VA-25430 July 2021
21:00
ECA
5113
Eutelsat Quantum
Star One D2
10,515 kgGTOEutelsat
Star One
111VA-25524 October 2021
02:10
ECA
5115
SES-17
Syracuse 4A
11,210 kg[106] GTOSES
DGA
112VA-25625 December 2021
12:20
ECA
5114
James Webb Space TelescopeSun–Earth NASA / ESA / CSA / STScI
113VA-25722 June 2022
21:50
ECA
5116
MEASAT-3d
GSAT-24
9,829 kgGTOMEASAT
NSIL / Tata Play
114VA-2587 September 2022
21:45
ECA
5117
Eutelsat Konnect VHTS6,400 kgGTOEutelsat
115VA-25913 December 2022
20:30
ECA5118Galaxy 35
Galaxy 36
MTG-I1
10,972 kg[107] GTOIntelsat
EUMETSAT
116VA-26014 April 2023
12:14
ECAJupiter Icy Moons Explorer (JUICE)5,963 kgHeliocentricESA
117VA-2615 July 2023
22:00
ECASyracuse 4B (Comsat-NG 2)[108]
Heinrich Hertz (H2Sat)
7,679.8 kg[109] GTODGA
DLR
Ariane 5's last mission.

See also

External links

Notes and References

  1. Web site: Arianespace aims high in Asia-Pacific. Flightglobal. 1 June 2016. https://web.archive.org/web/20160602105116/https://www.flightglobal.com/news/articles/arianespace-aims-high-in-asia-pacific-425928/. 2 June 2016. live.
  2. Web site: Arianespace begins building final 10 Ariane 5s ahead of Ariane 6 operational debut. Space Daily. 10 January 2019. https://web.archive.org/web/20190201014945/http://www.spacedaily.com/reports/Arianespace_begins_building_final_10_Ariane_5s_ahead_of_Ariane_6_operational_debut_999.html. 1 February 2019. live.
  3. News: Berger. Eric . The Ariane 6 debut is slipping again as Europe hopes for a late 2022 launch . Ars Technica . 21 June 2021 . 8 October 2021.
  4. Web site: Krebs. Gunter D. . MTG-S 1, 2 (Meteosat 13, 16 / Sentinel 4A, 4B). Gunter's Space Page. May 13, 2023.
  5. Web site: Debuting upgrades, Ariane 5 rocket deploys three U.S.-built satellites in orbit. Spaceflight Now. 15 August 2020. 17 August 2020.
  6. Web site: Svenson . Adam . 2023-07-06 . Last Ariane 5 Mission Leaves Europe Without Launch Capacity . 2023-07-23 . AIR SPACE News . en-US.
  7. Web site: Ariane 5 Data Sheet. Space Launch Report. 8 November 2014. https://web.archive.org/web/20141108044627/http://www.spacelaunchreport.com/ariane5.html. 8 November 2014. usurped.
  8. Web site: France in Space #387. Office of Science and Technology Embassy of France in the USA. dead. https://web.archive.org/web/20090125213207/http://www.france-science.org/spip.php?article399#3-ARIANE-5-ECA-BOOSTER-RECOVERED. 25 January 2009.
  9. News: French Navy SSBN 'Le Téméraire' Test Fired M51 SLBM In Operational Conditions. Xavier Vavasseur . 12 Jun 2020. navalnews.com. March 27, 2023.
  10. Web site: Government Loses Unidentified Floating Object . https://web.archive.org/web/20010224100038/http://www.foxnews.com/etcetera/022900/space.sml . 29 February 2000 . Associated Press . Fox News . 24 February 2001 .
  11. European Space Agency, "Ariane 5ECA": http://www.esa.int/Enabling_Support/Space_Transportation/Launch_vehicles/Ariane_5_ECA2 Discussed in context of other launch vehicles in Gérard Maral, Michel Bousquet, and Zhili Sun, Satellite Communications Systems: Systems, Techniques and Technology, sixth edition, London: Wiley, 2020
  12. https://www.arianespace.com/?popup=ariane-5-4 ESC-A – Cryogenic upper stage
  13. Web site: ESA. Ariane 5 launch proves reliability and flies new fairing. 27 February 2020.
  14. Web site: Ariane 5G. Gunter's Space Page. 12 December 2017. 23 October 2021.
  15. Web site: Ariane-5G+. Gunter's Space Page. 12 December 2017. 23 October 2021.
  16. Web site: Ariane 5 Evolution. 8 November 2014. de. https://web.archive.org/web/20141025182748/http://www.bernd-leitenberger.de/ariane-5-evolution.shtml. 25 October 2014. live.
  17. Web site: Ariane-5GS. Gunter's Space Page. 12 December 2017. 23 October 2021.
  18. Web site: Ariane-5ECA. Gunter's Space Page. 20 February 2020. 23 October 2021.
  19. Web site: Krebs . Gunter D. . Ariane-5ECA+ . 2024-07-09 . Gunter's Space Page . en.
  20. Web site: Ariane 5ES. ESA. 27 August 2014. https://web.archive.org/web/20140903072324/http://www.esa.int/Our_Activities/Launchers/Launch_vehicles/Ariane_5_ES. 3 September 2014. live.
  21. News: Svitak. Amy. SpaceX Says Falcon 9 To Compete For EELV This Year. 4 January 2015. Aviation Week. 1 March 2014. Advertised at US$56.5 million per launch, Falcon 9 missions to GTO cost almost US$15 million less than a ride atop a Chinese Long March 3B and are competitive with the cost to launch a midsize satellite in the lower position on a European Ariane 5ECA. https://web.archive.org/web/20140310123118/http://www.aviationweek.com/Article.aspx?id=%2Farticle-xml%2FAW_03_10_2014_p48-668592.xml. 10 March 2014. live.
  22. News: de Selding. Peter B. . SpaceX Challenge Has Arianespace Rethinking Pricing Policies. https://archive.today/20131127055319/http://www.spacenews.com/article/launch-report/38331spacex-challenge-has-arianespace-rethinking-pricing-policies. dead. 27 November 2013. 27 November 2013. SpaceNews. 2 November 2013. The Arianespace commercial launch consortium is telling its customers it is open to reducing the cost of flights for lighter satellites on the Ariane 5 rocket in response to the challenge posed by SpaceX's Falcon 9 rocket.
  23. News: SpaceX launches SES commercial TV satellite for Asia. Amos. Jonathan. 3 December 2013. BBC News. 4 January 2015. The commercial market for launching telecoms spacecraft is tightly contested, but has become dominated by just a few companies – notably, Europe's Arianespace, which flies the Ariane 5, and International Launch Services (ILS), which markets Russia's Proton vehicle. SpaceX is promising to substantially undercut the existing players on price, and SES, the world's second-largest telecoms satellite operator, believes the incumbents had better take note of the California company's capability. 'The entry of SpaceX into the commercial market is a game-changer.. https://web.archive.org/web/20170102045752/http://www.bbc.co.uk/news/science-environment-25210742. 2 January 2017. live.
  24. Web site: With Eye on SpaceX, CNES Begins Work on Reusable Rocket Stage. SpaceNews. 5 January 2015. 6 January 2015.
  25. Web site: ESA – Adapted Ariane 5ME. 23 July 2014. https://web.archive.org/web/20141006114600/http://www.esa.int/Our_Activities/Launchers/Launch_vehicles/Adapted_Ariane_5_ME. 6 October 2014. live.
  26. Web site: ESA cancels plans for uprated Ariane 5 ECB. 27 April 2012. https://web.archive.org/web/20130730171835/http://www.flightglobal.com/news/articles/esa-cancels-plans-for-uprated-ariane-5-ecb-160882/. 30 July 2013. live.
  27. Web site: ESA's Council of Ministers decides the future of European space exploration. 27 November 2008. https://web.archive.org/web/20120120013953/http://www.dlr.de/dlr/en/desktopdefault.aspx/tabid-10002/. 20 January 2012. live.
  28. Web site: ESA signs contract for Ariane 5 rocket enhancements. 22 December 2009. https://web.archive.org/web/20091225120206/http://www.spaceflightnow.com/news/n0912/21ariane/. 25 December 2009. live.
  29. Web site: ESA Gives Astrium US$150 million To Continue Ariane 5ME Work. https://archive.today/20130202194628/http://www.spacenews.com/launch/120410-astrium-contract-ariane5.html. dead. 2 February 2013. SpaceNews.
  30. Web site: Messier. Dough. ESA Faces Large Cost for Ariane 5 Upgrade. 18 January 2014. Parabolic Arc. 9 May 2014. https://web.archive.org/web/20140505235200/http://www.parabolicarc.com/2014/01/18/esa-faces-large-cost-ariane-5-upgrade-ariane-6-rocket/. 5 May 2014. live.
  31. Web site: Ariane 6. Space Launch Report. Ed . Kyle. 3 December 2014. 17 July 2015. https://web.archive.org/web/20150530225452/http://www.spacelaunchreport.com/ariane6.html. 30 May 2015. usurped.
  32. Book: European Space Policy and Programs Handbook. Usa Ibp. Usa. Int'l Business Publications. 2010. 9781433015328. 29.
  33. News: European ministers decide to stick with Ariane 5, for now. Stephen Clark. Spaceflight Now. 21 November 2012. 22 November 2012. https://web.archive.org/web/20121127202631/http://spaceflightnow.com/news/n1211/21ariane/. 27 November 2012. live.
  34. Web site: Successful firing of Vega's first-stage motor in Kourou. 30 November 2006. ESA. 30 December 2007. https://web.archive.org/web/20120305173010/http://www.esa.int/esaCP/SEMTHGD4VUE_Expanding_0.html. 5 March 2012. live.
  35. Web site: Ariane 5—A European Launcher for Space Exploration . 10 April 2008 . David Iranzo-Greus . 23 March 2005 . EADS SPACE Transportation . https://web.archive.org/web/20080911061500/http://www.astron.nl/p/news/LO/Iranzo_Ariane5_LOFARworkshop.ppt . 11 September 2008.
  36. Web site: Clark. Stephen. Germany calls for redesign of next-generation Ariane. 27 March 2014. Spaceflight Now. 8 May 2014. https://web.archive.org/web/20140512223359/http://www.spaceflightnow.com/news/n1403/27ariane6/#.U2v3InLSW-M. 12 May 2014. live.
  37. Web site: Ariane 6 . Arianespace. 11 December 2018. https://web.archive.org/web/20181019213706/http://www.arianespace.com/ariane-6/. 19 October 2018. live.
  38. Media backgrounder for ESA Council at Ministerial Level. ESA. 27 November 2014. 24 March 2016.
  39. News: Amos. Jonathan. 22 June 2017. Full thrust on Europe's new rocket. BBC News. live. 2022-01-25. https://web.archive.org/web/20180322110946/http://www.bbc.com/news/science-environment-40366736. 22 March 2018.
  40. History's Worst Software Bugs. Wired. 3 September 2009. Garfinkel. Simson.
  41. Web site: X-ray Satellite XMM-Newton Celebrates 20 Years in Space. December 10, 2019. NASA. March 27, 2023.
  42. Web site: iPStar 1 (Thaicom 4, MEASAT 5, Synertone 1). Gunter's Space Page. 6 February 2018. 23 October 2021.
  43. News: Ariane lifts record dual payload. 27 May 2006. BBC News. 28 May 2006. https://web.archive.org/web/20060926153440/http://news.bbc.co.uk/1/hi/sci/tech/5024352.stm. 26 September 2006. live.
  44. Web site: Ariane 5 – second launch of six in 2007. 5 May 2007. ESA. 6 May 2007 . https://web.archive.org/web/20070509043608/http://www.esa.int/esaCP/SEMOPTU681F_index_0.html. 9 May 2007. live.
  45. Web site: Ariane 5 – fifth launch of six in 2007. https://web.archive.org/web/20071117205227/http://www.esa.int/esaCP/SEM9V953R8F_index_0.html . 17 November 2007. live. ESA. 11 November 2007. 19 November 2007.
  46. Web site: Integration of Ariane 5 is completed for its upcoming heavy-lift launch with TerreStar-1. Arianespace. 2 June 2009 . 1 July 2009. https://web.archive.org/web/20120223091918/http://www.arianespace.com/news-mission-update/2009/604.asp. 23 February 2012. live.
  47. News: Graham. William. SpaceX Falcon 9 sets new record with Telstar 19V launch from SLC-40. 15 September 2018. NASASpaceFlight.com. 21 July 2018. https://web.archive.org/web/20180722100004/https://www.nasaspaceflight.com/2018/07/spacex-falcon-9-telstar-19v-launch/. 22 July 2018. live.
  48. Eutelsat Communications. 29 October 2010. EUTELSAT STATEMENT on LOSS OF W3B SATELLITE. 30 October 2010. https://web.archive.org/web/20101101210414/http://www.eutelsat.com/news/compress/en/2010/html/PR4810W3Bloss-post-launch/PR4810W3Bloss-post-launch.html. 1 November 2010. dead.
  49. Web site: All Systems Are Nominal Aboard Lockheed Martin Bsat-3b Satellite Following 28 October 2010 Launch. 4 November 2010 . Lockheed Martin. dead. https://web.archive.org/web/20101113042031/http://www.lockheedmartin.com/news/press_releases/2010/1104-SS-bsatOK.html. 13 November 2010.
  50. News: Debuting upgrades, Ariane 5 rocket deploys three U.S.-built satellites in orbit. Clark. Stephen. Spaceflight Now. 15 August 2020. 17 August 2020.
  51. Web site: James Webb telescope completes epic deployment sequence . Amos . Jonathan . January 9, 2022 . www.bbc.com . . January 10, 2022 .
  52. Web site: Berger. Eric. 10 January 2022. All hail the Ariane 5 rocket, which doubled the Webb telescope's lifetime. 25 January 2022. www.arstechnica.com. Ars Technica.
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