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  1. The predicted collision between the Andromeda galaxy and the Milky Way
  2. A compact object, or a black hole
  3. Saturn above the thick atmosphere of its moon Titan
  4. Edwin Hubble's Galaxy Classification System
  5. Illustration showing the various parts that make up the sun
  6. Saturn and Enceladus as seen from the moon Tethys
  7. The surface of an infernal planet, Venus
  8. Saturn above the thick atmosphere of its moon Titan
  9. Artists concept of a Hot Jupiter orbiting a star named 51 Pegasi
  10. Artists concept of an Extrasolar Gas Giant with two of its many moons