Space Jumble v1

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Across
  1. 5. Third United States spaceflight program resulting in the first humans on Luna
  2. 6. Earth's natural satellite
  3. 7. Building housing an astronomical telescope
  4. 9. Occurring twice a year and is when the sun crosses the celestial equator resulting in day and night to be approximate in length
  5. 10. Sixth planet of Sol and second largest
  6. 11. Rover that landed on Mars in 2012
  7. 13. Clouds of dust and gas occupying space
  8. 14. Smallest and closest planet with shortest orbit of Sol
  9. 16. Russian space mission to Venus set to be launched in 2029
  10. 18. Eighth and most dense planet of Sol
  11. 21. Largest natural satellite of Pluto
  12. 23. Celestial object of ice and dust
  13. 24. dwarf planet in the Kipper Belt orbiting Sol
  14. 28. Jupiter's third largest natural satellite
  15. 29. South region
  16. 30. Four divisions of Earth's orbit around Sol marking changes in weather and daylight hours
  17. 31. Soviet program that sent spacecraft to our moon for study
  18. 33. Building with interior that projects the night sky
  19. 35. Space Station, Intergovernmental establishment in orbit of Earth comprised of modules
  20. 36. Astronomy, traditional practice of observing the sky for time and navigation
  21. 38. Celestial object small and rocky
  22. 41. Smaller of two natural satellites orbiting Mars
  23. 42. First successful Mars lander in 1976
  24. 43. Eye, Visual perception without use of assisting factors
  25. 44. Seventh planet of Sol and first planet discovered by telescope
  26. 45. Shuttle, Comprising of two solid rocket boosters, one external tank and an orbiter (or space-plane)
  27. 48. Soviet artificial satellites and first launched into orbit in October 1957
  28. 49. Fixed points in the night sky of object similar to Sol
  29. 50. Larger of two natural satellites orbiting Mars
  30. 53. Soviet crewed spacecraft resulting Yuri Gagarin as the first man in space
  31. 55. Communication using electromagnetic waves between 30 hertz and 300 gigahertz
  32. 56. Jupiter's smallest natural satellite
  33. 57. Neptune's largest natural satellite
  34. 58. Galaxy formation of no distinct shape
  35. 62. Fifth planet of Sol and largest
  36. 64. First Mars rover and first wheeled vehicle on another planet that landed in 1997
  37. 65. United States space probe launched in 1972 passing Jupiter and first to leave our solar system
  38. 66. Global Surveyor, United States space probe launched in 1996 to globally map Mars
  39. 67. Sphere, imaginary sphere around the observer on which celestial objects appear to lie
  40. 70. Jupiter's second largest natural satellite
  41. 73. Space probes launched to photograph and study interplanetary matter of Mars and Venus
  42. 74. Device that uses the reverberation of radio waves to sense objects
  43. 75. Motion, Yearly movement of stars on the celestial sphere
  44. 76. Pathfinder, United States robotic spacecraft that landed on Mars in 1997
  45. 80. Saturn's third largest natural satellite
  46. 81. Third planet of Sol and our home
Down
  1. 1. Occurring twice a year and is when the sun reaches maximum or minimum declination resulting in the longest and shortest days
  2. 2. Phases, Shape of Luna's sunlit portion
  3. 3. Empty space
  4. 4. Area on celestial sphere representing perceived outline or pattern of stars
  5. 8. Tool used to see faraway objects
  6. 12. Mission resulting in successful keeping of humans on the ISS since 2000
  7. 15. Saturn's second largest natural satellite
  8. 17. Robotic interstellar probes launched in 1977 to collect data of Jupiter and Saturn
  9. 19. Galaxy formation of oval shape
  10. 20. Saturn's largest natural satellite
  11. 22. Failed space shuttle resulting in death of 7 crew members in 1986
  12. 25. Uranus's largest natural satellite
  13. 26. United States robotic space probe launched 1989 to study Jupiter and its moons
  14. 27. Colloquial grouping of stars on the celestial sphere
  15. 32. Research mission between NASA and ISA to study Saturn
  16. 34. Path of Earth's orbit around Sol
  17. 37. NASA program beginning in 1992 to improve understanding of our solar system
  18. 39. retired space shuttle that was created after Challenger
  19. 40. Second planet of Sol and brightest object in Earth's night sky
  20. 45. The sun of our solar system
  21. 46. First United States spacecraft to achieve orbit
  22. 47. Airborne Observatory, Aka KAO jet used by NASA for infrared astronomy
  23. 51. Mars rover active from 2004 to 2010
  24. 52. Fourth planet of Sol and second smallest
  25. 54. Repeating path of an object around another
  26. 59. robotic lunar rovers made by the Soviets during the Moon race
  27. 60. North region
  28. 61. Jupiter's natural satellite and largest orbiting Sol
  29. 63. United States un-crewed space mission in the 1960s to take close photos of Luna
  30. 64. Lab, First United States space station launched in 1973
  31. 68. Galaxy formation of one or more arms
  32. 69. NASA mission that mapped entire surface of Venus
  33. 71. Network of bodies that orbit Sol
  34. 72. Curie, Sojourner's flight spare
  35. 77. Unit, Distance between center of Earth and center of Sol
  36. 78. point 90 degrees from the horizon directly up
  37. 79. Gravity bound system of stars, planets, gas, dust and dark matter