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  1. St. Louis, at the joining of mighty rivers. Gateway to the West
  2. The Blast
  3. Saturn II
  4. Messier 45, The Pleiades
  5. Jupiters moon Lo
  6. Aswan Dam, Egypt
  7. CRS-16 Mission, Falcon 9 Liftoff, Cape Canaveral Air Force Station, Florida
  8. The Cosmic Drummer
  9. The cosmos is a place of outstanding natural beauty and wonder
  10. Ius Chasma a large canyon on Mars in the western region of Valles Marineris
  11. Valles Marineris the Grand Canyon of Mars
  12. IC 1805, the Heart Nebula
  13. Moon Child II
  14. The Soyuz TMA13 spacecraft launches from the Baikonur Cosmodrome in Kazakhstan
  15. Technicians Wanted to Engineer our Future on Mars
  16. Philadelphia, PA - the well-lit City of Liberty, Rocky, Brotherly Love and Cheese Steak
  17. A planet and its moon resisting the relentless heat of the giant orange sun Pollux
  18. Space Shuttle Discovery in full launch configuration
  19. Phases of the Moon
  20. Andromeda Galaxy
  21. A diagram illustrating the parts of Earths atmosphere
  22. Caught In A Blackhole
  23. Space Shuttle Endeavours payload bay
  24. The Sombrero Galaxy
  25. Boston, you are a beautiful harbor city
  26. Falcon Heavy Launch Vehicle At Night, Kennedy Space Center, Florida
  27. Outer Space
  28. The Crab Nebula
  29. Globular cluster M22 in the constellation Sagittarius
  30. Layers exposed at Polar Canyon
  31. The International Space Station in orbit above Earth
  32. BFR (Big Falcon Rocket) Passing The Moon
  33. Orion and the Winter Triangle stars
  34. Messier 27, the Dumbbell Nebula
  35. Total solar eclipse, 1878
  36. Heavily cratered highlands on the surface of Mars
  37. Star Fishing
  38. The Plough asterism in Ursa Major
  39. Bouquet Barnstar I
  40. Mecca
  41. A possible newfound planet spins through a clearing
  42. Astronauts performing work on a space station while orbiting Earth
  43. Moon Walk
  44. The Moon and Jupiter in a very close conjunction
  45. Falling With A Hidden Smile
  46. A planet's population fleas in panic from a massive black hole
  47. Space Shuttle Atlantis lifts off from its launch pad
  48. Calgary at night, shining in the foothills of the Rockies.