| Progress 29 | |
| Mission Type: | Mir resupply |
| Cospar Id: | 1987-034A |
| Satcat: | 17878[1] |
| Spacecraft: | Progress (No.127) |
| Spacecraft Type: | Progress 7K-TG[2] |
| Manufacturer: | NPO Energia |
| Launch Date: | 21 April 1987, 15:14:17 UTC |
| Launch Rocket: | Soyuz-U2 |
| Launch Site: | Baikonur, Site 1/5 |
| Docking: | |
| Disposal Type: | Deorbited |
| Decay Date: | 11 May 1987, 07:51:16 UTC |
| Orbit Epoch: | 21 April 1987 |
| Orbit Reference: | Geocentric |
| Orbit Regime: | Low Earth |
| Orbit Periapsis: | 189 km |
| Orbit Apoapsis: | 237 km |
| Orbit Inclination: | 51.6° |
| Orbit Period: | 88.8 minutes |
| Apsis: | gee |
| Programme: | Progress (spacecraft) |
| Previous Mission: | Progress 28 |
| Next Mission: | Progress 30 |
Progress 29 was a Soviet uncrewed Progress cargo spacecraft, which was launched in April 1987 to resupply the Mir space station.
Progress 29 launched on 21 April 1987 from the Baikonur Cosmodrome in the Kazakh SSR. It used a Soyuz-U2 rocket.[4]
Progress 29 docked with the aft port of the Kvant-1 module of Mir on 21 April 1987 at 15:14:17 UTC, and was undocked on 11 May 1987 at 03:10:01 UTC.[5]
It remained in orbit until 11 May 1987, when it was deorbited. The deorbit burn occurred at 07:51:16 UTC and the mission ended at 08:28 UTC.