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  1. A diagram showing the phases of the Earths moon
  2. A simplified Herzprung Russell Diagram showing how stars are classified
  3. Magnetic field lines on the Sun
  4. Solar activity on the Sun
  5. A ringed planet in front of an odd starfield
  6. Satellite image of Earth centered over the Pacific Ocean
  7. Fully dark city lights image of Earth centered on Australia and Oceania
  8. Space Shuttle Discovery approaches landing on the runway at the Kennedy Space Center
  9. NGC 2683 Unbarred Spiral Galaxy in Lynx
  10. Vision of a black hole destroying a sun
  11. A young star surrounded by a dusty protoplanetary disk
  12. Valles Marineris the Grand Canyon of Mars
  13. NGC 1977 is a reflection nebula northeast of the Orion Nebula
  14. The North America Nebula and the Pelican Nebula in the constellation Cygnus
  15. Stellar Spire in the Eagle Nebula
  16. Colored moon geological differences
  17. Fisheye view of the Space Shuttle Atlantis
  18. Apollo 14
  19. Liftoff of Space Shuttle Discovery
  20. Mount Rainier Washington
  21. Fully dark city lights image of Earth centered on Europe
  22. The center of the Orion Nebula, known as the Trapezium Cluster
  23. Lunar Eclipse
  24. The Jellyfish Nebula
  25. Close up detail view of the moon
  26. The Double Cluster in the constellation Perseus
  27. A binary star system consisting of a red giant and a white dwarf
  28. A brown dwarf surrounded by a swirling disk of planetbuilding dust
  29. Saturn floats in the background above Titan
  30. Mars
  31. A star forming region in the constellation of Sagittarius
  32. The Orion Nebula
  33. Earth rising above the Moons horizon
  34. Space Shuttle Atlantis and Endeavour sit on their launch pads at Kennedy Space Center
  35. Kitt Peak Observatory domes and surrounding area
  36. 47 Tucanae NGC104 Globular Cluster in Tucana
  37. A panoramic view of over 7500 galaxies
  38. Hurricane Katrina
  39. A massive low pressure system approaching the northern California coast
  40. Solar System
  41. Illustration of Saturn from the icy surface of Enceladus
  42. Northern Lights
  43. A crescent Jupiter and volcanic satellite, Io
  44. Cloud vortices over the Cape Verde islands
  45. Silhouette of space shuttle Endeavour over Earths colorful horizon
  46. The Beehive Cluster
  47. The Pleiades also known as the Seven Sisters
  48. NGC 884 an open cluster in the constellation of Perseus