Across
- 5. A massive, glowing ball of gas in space that produces its own light and heat.
- 6. Station A large spacecraft that serves as a home and workplace for astronauts in space.
- 7. A vehicle that uses engines to propel itself into space.
- 9. All of space, including all the galaxies, stars, planets, and other celestial bodies.
- 10. A natural satellite that orbits around a planet.
- 11. A large group of stars, dust, and gas held together by gravity, such as the Milky Way.
- 13. A large celestial body that orbits around a star, such as the Earth, Mars, or Jupiter.
- 14. An instrument used to observe distant objects in the sky.
- 15. The path that an object takes around another object in space, such as a planet orbiting around a star.
Down
- 1. The force that pulls objects towards each other, keeping them in orbit or causing them to fall to the ground.
- 2. A person who travels and works in space.
- 3. A small rocky or metallic object that enters Earth's atmosphere and burns up, also known as a shooting star.
- 4. A celestial object made of ice, dust, and gas that orbits around the sun and develops a glowing coma and tail when it approaches the sun.
- 8. System The sun and all the objects that orbit around it, including planets, moons, asteroids, and comets.
- 12. A vehicle designed for travel in outer space.