List of rocket stages explained

This is a list of upper stages used on rockets.

Upper stages

bold denotes active configurations
italics denotes configurations in development

NameCountryFlown onProposed forStatusRemarks
Advanced Cryogenic Evolved StageVulcanIn development
AgenaAtlas, Thor, Thorad, Titan IIIBRetired
AVUM ESA/VegaIn service
Gamma-2 United KingdomBlack ArrowRetired
Blok D
N1, Proton, Proton-KRetired
Blok DM-03Proton-MAngara A5In service
Blok DM-SL
Zenit-3SLIn service
Briz-KMRokotAngara 1.2In service
Briz-MProton-K, Proton-M, Angara A5In service
Castor 30AntaresIn service
CentaurAtlas, Atlas G, Atlas I, Atlas II, Atlas III, Atlas V, Titan IIIE, Titan IVVulcanIn service
CTSLong March 2CIn service
Delta Cryogenic Second StageDelta III, Delta IVSpace Launch System Block I (as Interim Cryogenic Propulsion Stage)In service
Electron Second Stage New ZealandElectronIn service
Exploration Upper StageSpace Launch SystemIn development
Falcon 9 Second StageFalcon 9, Falcon Heavy In service
FregatSoyuz-U, Soyuz-FG, Soyuz-2, Zenit-3FIn service
Inertial Upper StageTitan 34D, Titan IV, Space ShuttleRetired
KVTKAngara A5, EnergiaIn development
PAM-GGeosynchronous Satellite Launch VehicleIn development
Payload Assist Module/Star-48BDelta 3000, Delta 4000, Delta II, Space ShuttleDelta 5000In service
SalmanQased, Qaem-100In Service
Saman-1SimorghIn Service
StarshipStarshipIn developmentIt is reusable, and is meant to use orbital refueling.
TranstageTitan IIIA, Titan IIIC, Titan 34DRetired
VolgaSoyuz-2.1a. Soyuz-2-1v
Yuanzheng-1Long March 3B, Long March 3CIn service
Yuanzheng-1ALong March 7In service
Yuanzheng-2Long March 5In service

See also

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