Across
- 3. something that is used to explore interstellar and our solar system
- 6. a space station that people use
- 7. the amount of resistance you get from an object
- 8. this makes up about 75% of our universe
- 11. we live on it
- 13. a giant cloud of dust in space
- 14. a star that is in the north
- 16. something that has force and keep on moving
- 17. something that has so much gravity that not even light can escape it
- 18. a force that pulls things
- 21. something that is 10000 years away
Down
- 1. how long it takes for a satellite to orbit
- 2. pattern in stars that tell mythological stories
- 4. a belt that is past out solar stystem
- 5. a greek myth
- 8. something that proved there was other galaxies
- 9. something that can be used to gather data in space
- 10. it is the galaxy that we live in
- 12. the closet star to us besides the sun
- 15. when the planets rotate around the sun
- 18. something that has a lot of stars and a lot of planets in it
- 19. earth is a
- 20. something that is mostly made of helium and hydrogen and very hot