Across
- 3. a mission into space
- 6. a station in space that orbits earth
- 7. the weight of an object
- 8. the base metereal to a star
- 11. a planent that is habital to orginnisams
- 13. massive cloud of gases that creats stars
- 14. the brightest star in the night sky
- 16. a force that increases by the velocity and mass of an object
- 17. a rusult to a supernova the hase infinate mass and a sigularity
- 18. a invisible force that makes things orbit other objects
- 21. one year traveld at the speed of light
Down
- 1. an hour and a half
- 2. a gruop of stars the make a picture
- 4. a string of horisontle stars that make a constelation
- 5. a constilation in the sky resembling a greek mith
- 8. a space telescope that orbits the earth
- 9. a man made object the orbit the earth
- 10. the galixy we live in
- 12. the closest star system to out soler system
- 15. earth dose what to the sun
- 18. massive area of planent and stars
- 19. huge sphere that orbits a star
- 20. large hot ball of plasma and gases