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April 1997

  1. Hale-Bopp and Andromeda 1
  2. A Complete Aurora 2
  3. Earth, Clouds, Sky, Comet 3
  4. Hale-Bopp in Stereo 4
  5. A Black Hole in M87? 5
  6. Mercury Astronauts and a Redstone 6
  7. GRB970228: What’s There? 7
  8. Comet Hale-Bopp Over New York City 8
  9. Oceans Under Jupiter’s Europa? 9
  10. Europa’s Ice Rafts 10
  11. The Sun Puffs 11
  12. Arecibo: The Largest Telescope 12
  13. Jets from SS433 13
  14. Hale-Bopp’s Hoods 14
  15. Hale-Bopp and the Plateau de Bure Interferometer 15
  16. A Star Cluster Through Hale-Bopp’s Tail 16
  17. Pwyll: Icy Crater of Europa 17
  18. Solar Storm Causes X-Ray Aurora 18
  19. Spiral Galaxy M83 19
  20. Moon Robot: Lunokhod 1 20
  21. Big Sky Comet 21
  22. Historic Optical Flash Fades 22
  23. Antlia: A New Galactic Neighbor 23
  24. The Frothy Milky Way 24
  25. Hale-Bopp Polarized 25
  26. The Perseus Cluster of Galaxies 26
  27. Sputnik: Traveling Companion 27
  28. Io’s Sodium Cloud 28
  29. Hale-Bopp and Orion 29
  30. Milky Way Molecule Map 30