Across
- 2. 14, 1965 The first pictures of this planet by Mariner 4
- 5. 31 2008 ___ was confirmed to be found on Mars as ice
- 7. 1988 The first suspected detection of one of these
- 8. X-15 Flight 90 was the first ___ crewed spacecraft
- 10. 22, 1951 Dezik and Tsygan
Down
- 1. 15, 1972 The first spacecraft to enter the asteroid belt
- 3. 1, 2004 Casini-Huygens firs orbit of ___
- 4. 20, 1969 ___ and Aldrin became the first men on the moon
- 6. 4, 2005 the Deep Impact mission targeted this
- 9. 10, 2025 The name of this month's moon