Across
- 3. A huge object in space that gives off light and heat
- 4. A scientist who studies stars, planets, and other objects in the universe
- 6. The sun, the planets that orbit the sun, and other objects that orbit the sun
- 9. The spin, or circular movement, of an object on an axis
- 10. an object’s orbital motion AROUND another object
- 11. A period of time that is 24 hours long and includes daytime and nighttime
Down
- 1. An arrangement of stars that form a recognizable pattern or outline
- 2. The length of time it takes for earth to orbit the sun one time
- 5. Something we observe to be similar over and over again
- 7. The only star in our solar system
- 8. The pull between earth and other objects, which acts without even touching