Across
- 3. Space telescope for deep-space imaging
- 8. Mission studying Jupiter's atmosphere
- 9. Rover that explored the red planet's surface
- 11. Mission that orbited Mercury
- 14. Lander studying Mars' interior
- 16. Sample return mission from a comet
- 17. First manned mission to land on the Moon
- 18. Space Shuttle that tragically exploded
- 19. Colombo, mission to study Mercury
Down
- 1. Galileo mission exploring Jupiter's moons
- 2. NASA program preceding Apollo
- 4. Mission that crossed into interstellar space
- 5. Mission that studied Saturn and its rings
- 6. Newton, an observatory for X-ray astronomy
- 7. Mission that landed on a comet
- 10. Horizons, mission to Pluto and the Kuiper Belt
- 12. Early missions to Mars and Jupiter
- 13. First artificial satellite in space
- 15. Probes that explored the outer planets
- 16. Russian spacecraft for crew transport