STS-61-B on Atlantis, the orbiter's second flight, deployed Aussat A2, Mexico's Morelos 2, and RCA's Satcom K2 communications satellites plus the OEX Target. Crew of seven included Mexico's first astronaut; EASE/ACCESS tested space-structure assembly.
- Outcome
- Success
- Orbit
- LEO
- Low Earth orbit
- Payload to orbit
- 24.4 T
- Flight
- 23rd
- of 135 Space Shuttle flights
- Date and time
- 27 November 1985, 00:29 UTC
- Rocket
- Space Shuttle
- Builder
- Rockwell / Martin Marietta / Thiokol
- Launch site
- Launch Complex 39A, Kennedy Space Center, FL, USA
- Payload
- Communications
- International designator
- 1985-109
- Launches in 1985
- 113th of 125
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