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