Across
- 2. A burst of brilliant light from a black hole
- 3. Mercury, Venus, Earth, and Mars
- 6. the seventh planet from the sun
- 7. A lump of ice, rock, frozen gas, and dust that orbits the sun
- 8. The center of our solar system
- 10. The planet on which we live
- 12. Used to measure distance in space; equal to the distance light travels in one year
- 15. A cloud of dust and gas that becomes a star
- 16. A group of stars, gases, and dust held together by gravity and that travels through space
- 19. Curved path of a satellite around another body in space
- 20. Massive star that has collapsed and pulls everything in, even light.
- 21. The planet closest to the sun
- 23. Planet recently downgraded to a dwarf planet
- 24. Dark area on the sun that is cooler than its surroundings
Down
- 1. Jupiter, Saturn, Uranus, Neptune, Pluto
- 4. Usually the eighth planet from the sun
- 5. A small meteroid that burns up in Earth’s atmosphere
- 8. The sixth planet from the sun
- 9. Our home in space
- 11. A ball of gases that gives off light and heat
- 13. The largest planet
- 14. Nicknamed the “red planet”
- 17. Between Mars and Jupiter, where most asteroids are found
- 18. The second planet from the sun
- 22. Groups of stars that form patterns in the sky