Study Hall - Space

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Across
  1. 2. The planet that shares a name with the roman goddess of love.
  2. 6. A large cloud of gas in space also known as a "star nursery".
  3. 8. How many moons does Jupiter have?
  4. 10. The Spanish word for "sun".
  5. 12. (2 words) The star used by sailors to navigate, because it showed them which way North was.
  6. 14. What force causes planets to orbit the sun?
  7. 15. The name of our galaxy.
  8. 18. The planet in our solar system which is also the name of a type of car made by GM.
  9. 19. The brightest star in Earth's sky, also known as the "dog star".
  10. 21. The greek god of the sun.
  11. 22. When a star explodes, it's said to have gone ____________.
  12. 23. The most abundant element in the universe.
Down
  1. 1. When there are two suns at the center of a solar system, it is known as a ___________ system.
  2. 3. The planet in our solar system that spins "on its side".
  3. 4. The closest galaxy to ours is known as the '_____ ________ dwarf galaxy'.
  4. 5. One of the official names of our solar system, named after a scientist.
  5. 7. There is a theory which suggests that the universe started with a _______________ (2 words).
  6. 9. The constellation also known as "the hunter". (A hunter from Greek mythology.)
  7. 11. The planets ___________ around the sun.
  8. 13. In the context of astronomy, 'dwarf' means what?
  9. 15. The planet that shares a name with the roman god of war.
  10. 16. What do we call the study of space?
  11. 17. The ancient Egyption sun god.
  12. 20. A well of gravity from which not even light can escape.