Across
- 1. A ball of gas, producing heat and light in space
- 4. A large body that orbits a star, and has its own gravitational pull
- 7. A space where gravity is so strong that nothing can escape
- 9. A group of stars that a shape
- 11. A force that pulls stars, planets, moons, etc to each other
Down
- 2. A tool used to look up into space, from Earth
- 3. A body made up of ice and dust, that usually forms a trail when traveling fast
- 5. A collection of solar systems
- 6. Smaller bodies that orbit planets
- 8. The only planet in our solar system that is known to have life
- 10. When an object circles another because of gravity