Across
- 2. our galaxy
- 5. A region of space with a gravitational pull so strong that nothing can escape.
- 6. A group of stars forming a recognizable pattern.
- 9. A cloud of gas and dust in space.
- 10. A celestial body orbiting a star.
- 11. An icy body that releases gas and dust, forming a tail.
- 12. All of space and everything in it.
Down
- 1. A large system of stars, gas, and dust bound by gravity.
- 3. A small rocky body orbiting the Sun.
- 4. An object that orbits a planet.
- 7. A luminous ball of gas, primarily hydrogen and helium.
- 8. A small body from space that enters Earth's atmosphere.