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Across 1. communities who poisoned early earth 4. left side of an HR 5. inactive helium core, hydrogen fusion still going 9. India's star star gazer 11. I bubble heat 14. hydrogen atoms do this to make helium and energy 15. seasons come and go, but our stars remain 17. Hertzsprung–Russell 19. eclipse that only happens in a full moon 21. on the moon, I can make an eclipse 23. gravity needs me to be felt 24. the process of eating the electromagnetic spectrum 28. what binds us together 30. comes from what's cooking in the celestial oven 32. 63 moons 37. after a supernova, you can't see us at all, but you'll feel us..... 39. we are the product of powerful relationships 40. I burn! 41. right side of an HR 42. hit earth HARD!! 45. a full orbit around a star 46. mechanical solar systems 48. older stars are mostly this 49. all life before oxygen 50. Great Dark Spot 52. bright hot babies 54. a full turn onvan axis 56. the river rises, the astronomers look to the sky 57. it takes two of us to make sparks fly! 58. planet with strong greenhouse effect

Down 2. math that greeks used to calculate ship distance to shore 3. spectrum of radiation including light 6. old cooler stars 7. Sulfuric acid atmosphere 8. moon growth 10. orbiting rocks 12. how does it look to you 13. eclipse that you shouldn't look at 16. our mobiles 18. The Red Planet 20. moon shrinkage 22. water tail, celestial body 23. eventually explode and become a black hole 25. how far is a distant star 26. telescope using mirrors 27. after a supernova, we twinkle 29. how bright is that star, really 31. telescope using bent light 33. flying rock and star dust 34. I am denser than you think 35. the top of the HR 36. temples that can tell time 38. don't get lost at sea! 43. you only see me in an eclipse 44. Johann, my man 47. heliocentric..... 50. after a supernova, we shine 51. pressure in a nebula pushing out 53. constellations retain thier myths 55. Charon's twin