Across
- 3. A group of stars forming a recognizable pattern
- 4. Final frontier that includes planets, stars, and galaxies
- 8. A hypothetical region in space with gravity so strong that nothing, not even light, can escape
- 10. The study of the universe beyond Earth's atmosphere
Down
- 1. The point in a planet or moon's orbit where it is closest to the sun
- 2. The phenomenon of a celestial body passing in front of another, as seen from Earth
- 5. The point in a planet or moon's orbit where it is farthest from the sun
- 6. The force that keeps planets and other celestial bodies in orbit around the sun
- 7. A large, spherical celestial body that emits light and heat due to nuclear reactions in its core
- 9. the natural satellite that orbits the Earth