STS-1
 52 |
| A new era in space flight began on April 12, 1981. That's when the first Space Shuttle mission was launched. The Marshall Space Flight Center developed the propulsion system for the Shuttle. |
| 52 |
| A new era in space flight began on April 12, 1981. That's when the first Space Shuttle mission was launched. The Marshall Space Flight Center developed the propulsion system for the Shuttle. |