Solar System

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Across
  1. 3. Icy Small Solar System body
  2. 4. Compound found in molecular clouds (Symbol + number)
  3. 7. First Martian Period
  4. 8. Soviet Venus Program
  5. 10. Disk beyond Pluto
  6. 14. Comet and Asteriod
  7. 17. Cloud beyond Heliosphere
  8. 19. System bound by gravity
  9. 20. Sun's "gen" by mass
  10. 21. Pluto Eris Gonggong
  11. 22. Between Mars and Jupiter
  12. 23. Abbreviation; Official Astronomy Body
  13. 25. Abbreviation; Past Neptune
  14. 27. Sulfuric acid on Venus Water on Earth
  15. 29. Group that sent the Akatsuki to
  16. 30. Belt 30 - 50 AU
  17. 32. Martian Volcanic area
  18. 34. Nasa Martian Program searches for life
  19. 35. Maybe on Venus says Phosphine
  20. 42. ESA and JSA Mission to Mercury
  21. 44. Planet Criteria; __________ Shape
  22. 45. zone that is unstable
  23. 46. Martian Earthquake
  24. 49. Type of Mercury atmosphere
  25. 51. 2004 - 2015 Mercury studier
  26. 53. Venus Photobombs the Sun by crossing in front of it
  27. 57. The type of cloud where are solar system is from
  28. 59. House effect on Venus
  29. 61. A Roman Venus Name
  30. 62. First to mercury
  31. 65. Type of collapse that started the formation of the solar system
  32. 66. Mercury's favorite element
  33. 67. Boundary between us and interstellar space
  34. 68. The line after which volatile chemicals can be found, in a picture
  35. 71. planet criteria; _______ around the sun
  36. 72. 3 letter abbreviation for theory of how the solar system was created
  37. 74. Magnetic _________ protect earth from solar winds
  38. 75. Plural Natural Satellites
  39. 78. "There's a little black _______ on the Sun today" Feature on the sun
  40. 80. Dark feautre on Mars, thought to be a sea
  41. 81. Process that signals the birth of a star
  42. 82. Phase of moon that we can't see
  43. 85. Something Mars once had
  44. 87. Smooth Mercury surfaces
  45. 88. Failed Stars Giants Jupiter and Saturn
  46. 89. zone where light travels slowly
  47. 93. Neptune and Uranus
  48. 94. Sun Cell
  49. 95. Type of orbits planets move in
Down
  1. 1. Objects not affected by planet's gravity
  2. 2. Where the sun's energy comes from
  3. 5. Mar's first in 1840
  4. 6. Type of "pre" star
  5. 9. Eclipse; Sun Earth Moon
  6. 11. Sun atmosphere; Color orb
  7. 12. Type of planets that form in the middle of the solar system
  8. 13. 300-600 million year old on Venus
  9. 15. Past Lunar Missions
  10. 16. Currently Roving Mars
  11. 18. Eclipse; Sun Moon Earth
  12. 20. Sun's protective Sphere
  13. 24. Mercury Venus Earth Mars
  14. 26. Found in the shadows on the moon
  15. 28. Small Mars Moon
  16. 31. Neither a star or its remnant
  17. 33. Future Lunar Missions
  18. 36. coldest sphere of the sun
  19. 37. Moon pulls the ocean
  20. 38. Hottest part of Sun
  21. 39. abbreviation; Ejection of the Sun
  22. 40. What prominences do
  23. 41. NASA's Venus mapper
  24. 43. Venus's Continent
  25. 47. Damage shows up everywhere Moon Venus Mercury
  26. 48. Greek Mercury Name
  27. 50. Ancient Lunar Magma Oceans
  28. 51. Grand Canyon got nothing on this Valles
  29. 52. Center of System
  30. 54. Not just the moon has these
  31. 55. Planet Criteria; ___________ Orbit No Neighbors
  32. 56. Planet forming process
  33. 58. Late ______ Bombardment
  34. 60. Covection __________ produce magnetic field on Earth
  35. 63. Volatiles like water ammonia and methane
  36. 64. Type of Core Mars has
  37. 69. Largest Volcanoes in the Solar System
  38. 70. Symbols for the 3 elements that primarily make up the 98% of the mass that formed the sun
  39. 73. Heat source of earth
  40. 76. Type of world Earth is, 71% water
  41. 77. Erupting on Venus,
  42. 79. Do not come closer than Kuiper
  43. 81. Sun Geyser
  44. 83. a volatile chemical
  45. 84. Much Larger than Earth
  46. 86. This super event caused the formation of our solar system
  47. 90. Name of object that hit earth
  48. 91. Protoplanetary __________
  49. 92. Abbreviation; Theory that something hit the Earth to get the moon