Soyuz TM-27
Soyuz TM-27 was the 35th mission and the 25th long-duration expedition to Mir space station. It was also a part of the US/Russian Shuttle-Mir Program. The mission began on January 29, 1998, 16:33:42 UTC, launching Commander Talgat Musabayev, Flight Engineer Nikolai Budarin and Research Cosmonaut Léopold Eyharts into orbit. They docked with Mir two days later. During their stay there, cosmonauts performed several EVAs and various scientific experiments in medicine, biotechnology, Earth sciences etc. Station crew was visited by several Progress resupply spacecrafts, STS-91, and welcomed aboard Soyuz TM-28 with the next expedition crew. The mission concluded with a safe landing back on Earth on August 25, 1998, 05:24:44 UTC.
Service provider
Government • RUS
The Roscosmos State Corporation for Space Activities, commonly known as Roscosmos, is the governmental body responsible for the space science program of the Russian Federation and general aerospace research. Soyuz has many launch locations the Russian sites are Baikonur, Plesetsk and Vostochny however Ariane also purchases the vehicle and launches it from French Guiana.
Objects from this launch
2 objects
SATCAT inventory for 1998-004
Last checked: 2026-03-14T12:11:01.061+00:00
Last success: 2026-03-14T12:11:01.061+00:00
Last non-empty: 2026-03-14T12:11:01.061+00:00
Latest snapshot: 2026-03-14T12:11:01.061+00:00
Snapshot hash: 9c5460940d826a18211a4d87fb8a57e816e30a9d82d42bd9c44a814274f6db1e
LL2 payloads: 0SATCAT payloads: 1Delta: +1RB: 1DEB: 0UNK: 0
Open SATCAT inventory
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SATCAT payload objects
SOYUZ-TM 27
Technical details
Orbit type: LANOrbit center: EALaunch site: TYMSCPeriod: 91.91 min
Inc: 51.7°
363 km → 373 km
SATCAT non-payload objects
SL-4 R/B
Technical details
Orbit type: IMPOrbit center: EALaunch site: TYMSCPeriod: 87.43 min
Inc: 51.6°
144 km → 151 km