Across
- 3. when a rock from space lands on Earth's surface
- 8. Dawn, New Horizons, Spirit, and Opportunity
- 11. Galileo discovered these in 1610
- 14. a space probe that was launched to explore Pluto and beyond
- 15. known for it's rivers of lava and active volcanoes
- 16. this object orbits near Earth every 76 years.
- 17. this is the last planet
- 20. an object that orbits around another object (natural/artificial)
- 21. the largest moon in our solar system
- 23. often found in the belt between Mars and Jupiter
- 26. 3rd planet from the Sun.
- 27. this telescope uses waves to gather information about objects in space
- 28. a U.S. government agency that is responsible for science and technology related to air and space
Down
- 1. when a rock from space enters Earth's atmosphere
- 2. a large storm found on Jupiter
- 4. a tool that Galileo used to study the solar system
- 5. planets found outside the asteroid belt
- 6. known as the "Red Planet"
- 7. a star and the objects that orbit around it
- 9. planets found inside the asteroid belt
- 10. the first planet and has no atmosphere
- 12. when a rock is still in space it's called this
- 13. an object that orbits a star
- 18. this plant orbits on its side
- 19. when a comet melts it forms this
- 22. made up of frozen gases, ice, dust, and rock
- 24. a dwarf planet found in the asteroid belt
- 25. an object that orbits a planet