Across
- 1. An ice giant rotationg on its side
- 4. A unit used to measure distances in space
- 7. A piece of a comet or an asteroid fallen to the Earth
- 8. A group of stars in the night sky
- 9. The farthest planet of the Solar system
- 10. A moon of Mars
Down
- 2. A device sent to the stars to get information and take measurements
- 3. A place in space with extremely strong gravity
- 5. Everything that exists
- 6. A gas that makes up the Sun