Space Shuttle Program

STS-21

Name: STS-21
Start: 1985-10-22
End: 1985-10-22
Location: Kennedy Space Center, LC-39A/B

Vehicle: Space Shuttle Challenger | Launch Site: Kennedy Space Center, LC-39A/B

Mission Overview

STS-21 was flown by the orbiter Challenger. The flight successfully fulfilled its scientific and operational objectives. The crew managed cargo bay operations, deployed payloads, and conducted scientific experiments. STS-21 remains a milestone in the history of reusable spaceflight systems.

Multimedia Gallery

Official NASA historical record photography for STS-21.

Launch Date	1985-10-22
Landing Date	1985-10-22
Duration	13 days
Launch Vehicle	Space Shuttle Challenger
Launch Site	Kennedy Space Center, LC-39A/B
Spacecraft Mass	115,000 kg
Orbit Type	Low Earth Orbit (LEO)
Mission Status	Success