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  1. A stellar nursery located towards the constellation of Monoceros
  2. Size of Comet Holmes in comparison with the moon
  3. Horsehead Nebula and Flame Nebula in Orion
  4. Space Shuttle Discovery backdropped by Earth
  5. Space Shuttle Endeavour
  6. The center of the Orion Nebula, known as the Trapezium Cluster
  7. NGC 6960, The Western Veil Nebula
  8. Our Sun may have formed from a protostellar nebula like this one
  9. A simplified Herzprung Russell Diagram showing how stars are classified
  10. Face on spiral galaxy NGC 3982
  11. Half moon
  12. A partial view of Earth showing Australia and the Great Barrier Reef
  13. Tropical Cyclone Dianne
  14. Solar activity on the Sun
  15. The Eagle Nebula
  16. A crescent Jupiter and volcanic satellite, Io
  17. Rupes Recta ridge and craters Pitatus and Tycho
  18. Melotte 15
  19. Space Shuttle Endeavour lifts off from Kennedy Space Center
  20. View of planet Earth from space
  21. South Atlantic Plankton Bloom
  22. Full Moon
  23. Hubble Space Telescope
  24. Space Shuttle Discovery docked to the International Space Station
  25. Layers of Earths atmosphere brightly colored as the sun sets over South America
  26. Egypts Lake Nasser
  27. Stromboli eruption Aeolian Islands north of Sicily Italy
  28. Space Shuttle Endeavours cargo bay
  29. NGC 5033 a spiral galaxy situated in the constellation of Canes Venatici
  30. Silhouette of space shuttle Endeavour over Earths colorful horizon
  31. Krakatau eruption Sunda Strait Indonesia
  32. Strokkur Geysir Haukadalur Iceland
  33. Space Shuttle Discovery in full launch configuration
  34. NGC 2903 is a barred spiral galaxy in the constellation of Leo
  35. A planet and its moon are dimly lit by a distant sun
  36. Color map of Jupiter
  37. A star forming region in the constellation of Sagittarius
  38. The Hubble Space Telescope is released from the cargo bay of Space Shuttle Atlantis
  39. Space Shuttle Endeavour lifts off from Kennedy Space Center
  40. Magellanic dwarf irregular galaxy NGC 4449 in the constellation Canes Venatici
  41. The massive galaxy cluster MACS J0717
  42. Hurricane Wilma over Mexico
  43. Fully dark city lights image of Earth centered on Europe
  44. The southeastern United States
  45. California
  46. A giant asteroid collides with the earth
  47. The Elephant Trunk Nebula
  48. The Elephant Trunk Nebula