stars

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Across
  1. 3. Farthest Traveler
  2. 6. Here's why it's funny and a good fit
  3. 7. what does m-a-s-s spell
  4. 8. the lightest element
  5. 11. what we live on
  6. 13. A cloud of gas and dust in outer space.
  7. 14. It's also known as the North Star.
  8. 16. much like an object at rest tending to stay at rest
  9. 17. what is black + whole??
  10. 18. what pulls us down
  11. 21. toy-story
Down
  1. 1. how much time do we have left?
  2. 2. what is a zodiac sign
  3. 4. A donut-shaped region of icy stuff beyond Neptune, a real ice-cream feast for space nerds!
  4. 5. Chained to the cosmos, but still a hot mess
  5. 8. Hubble" clue.
  6. 9. STALKER
  7. 10. Wich one is candy???
  8. 12. This is the closest star system to our own
  9. 15. how does the earth travel
  10. 18. A collection of stars and nebulae
  11. 19. VENUS
  12. 20. mini sun