Across
- 5. a luminous body visible in the sky at night
- 6. a vehicle used for travel in space
- 7. a person who travels to space
- 9. a celestial body moving around the sun.
- 10. natural object moving around an object in space.
Down
- 1. rock from space that travels through the atmosphere
- 2. a vehicle in which astronauts can live
- 3. a very large gruop of stars.
- 4. a person that studies the space
- 8. optical instrument to look at stars, planets...etc