Across
- 1. Biggest explosion the human has ever seen
- 3. The first spacecraft that went to the moon with astronauts
- 7. Was a planet
- 8. Small, rocky objects that orbit the sun
- 9. Formed when an object crashes into the surface of a larger object
- 10. Has a event horizon
Down
- 2. Documentary rover we are learning about
- 4. Is a ring of icy bodies just outside Neptunes orbit
- 5. Made of dust and ice that orbits the sun
- 6. Relating to the moon