| Answer | Crossword Clue |
|---|---|
| APOLLO | Historic NASA program |
| APOLLOS | Historic NASA missions |
| APOLLO | NASA program |
| MANINSPACE | NASA program. |
| APOLLO | NASA moon program |
| APOLLO | Bygone NASA program |
| GEMINI | Early NASA program |
| GEMINI | '60s NASA program |
| APOLLO | Former NASA program |
| APOLLO | NASA lunar program |
| APOLLO | NASA program after Gemini |
| PROJECTGEMINI | Two-man NASA program |
| APOLLO | 17-mission NASA program |
| SPACECAMP | NASA program for aspiring explorers |
| PIONEER | NASA program that explored the outer planets |
