Across
- 3. Orbits a planet to send signals or take photos.
- 4. A region in space with immense gravity.
- 5. A tool to observe distant stars and galaxies.
- 9. When one celestial body blocks another.
- 11. A person who travels to space.
- 12. A glowing ball of gas in the universe.
- 13. Earth's natural satellite.
Down
- 1. A vehicle that blasts into space.
- 2. A large celestial body orbiting a star.
- 3. Worn by astronauts to survive in space.
- 6. An icy object that leaves a glowing tail.
- 7. A rock burning as it enters Earth's atmosphere.
- 8. The path an object takes around a planet or star.
- 10. A massive system of stars and planets.
- 11. A rocky body orbiting the sun.