Astronomy :]

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Across
  1. 6. Prototype of a star that’s almost a star
  2. 7. Large planets very close to the sun (Jupiter sized)
  3. 8. Pass through other materials without interacting with them & have no electrical charge
  4. 9. Debris from planets glancing collisions
  5. 10. Gravity balances the outward force from star's explosions
  6. 11. Jupiter’s zones and belts spin around the planet in [________] directions
  7. 12. The phase of a star’s life cycle where it spends most of its life
  8. 20. Supernovas with hydrogen
  9. 23. Planets outside our solar system
  10. 26. When an exoplanet orbits in front of its star and blocks a little bit of the light from it
  11. 30. Jupiter’s darker stripes are called [_____]
  12. 31. motion Planet’s orbit pulls on star & makes it move in an opposite way
  13. 32. Clouds made 90% of Hydrogen, first step in star life cycle
  14. 33. Solar system formation model that says the planets were formed where we find them now
  15. 34. Jupiter is [____] times Earth’s volume
  16. 35. A star can go through its entire supply of silicon in a [___]
  17. 36. In a star’s core, hydrogen fuses into
  18. 37. What makes a supernova so bright? (1/2)
  19. 38. Like a supernova, but it comes from a smaller star
  20. 39. Chondrule from planetary head on collision
Down
  1. 1. Jupiter’s lighter areas are called [_____]
  2. 2. The first exoplanets were found using the [_____________]
  3. 3. Black holes have an escape velocity faster than [________________], so nothing can escape them
  4. 4. Molten spheres of material blown out after planets collided
  5. 5. Solar system formation model that starts with 6 super Earths that collide to form the smaller inner planets
  6. 13. Objective brightness from 32.6 lightyears away
  7. 14. The largest planet in our solar system
  8. 15. Element that, once a star begins fusing, will slowly end the star’s life, making it solid
  9. 16. The word “solar” came from the word “Sol” for [___]
  10. 17. The planets in a solar system lie on a [____]
  11. 18. What makes a supernova so bright? (2/2)
  12. 19. Planets more massive than Earth but smaller than the gas giants
  13. 21. Jupiter is [______] times wider than Earth
  14. 22. Hypothetical planet inside Mercury’s orbit
  15. 24. Production of new elements via nuclear reactions
  16. 25. Stars are plotted on this diagram according to their mass and brightness
  17. 27. Supernovas without hydrogen
  18. 28. Jupiter’s red spot seems to be [_________]
  19. 29. Model of the solar system that says saturn pulled Jupiter’s orbit away from the sun