Across
- 2. : A cloud of gas and dust in space where stars can form
- 4. : The path an object follows around a planet or star
- 5. System : The Sun and all the planets that orbit it
- 8. : A vehicle used to travel into space
- 9. : A natural object that moves around a planet
- 10. : A rocky object that orbits the Sun
- 11. Hole : A place in space with gravity so strong that nothing can escape
- 12. : The star at the center of our solar system
- 14. : A huge group of stars, dust, and gas in space
- 16. : A tool used to see far objects in space
- 18. : A large round object that moves around a star
- 19. : The force that pulls objects toward each other
Down
- 1. : A bright streak of light when a rock burns in Earth’s atmosphere
- 3. : A space object made of ice and dust with a glowing tail
- 6. : A person who travels into space
- 7. : A huge ball of hot gas that gives light and heat
- 9. Way : The galaxy that contains our solar system
- 13. : The red planet in our solar system
- 15. : An object that orbits a planet; some are made by people
- 17. : The planet where we live