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APOD

Astronomy Picture of the Day
APOD
  1. What lies at the edge of an expanding supernova? What lies at the edge of an expanding supernova?


  2. Have you ever watched a lightning storm in awe?  Have you ever watched a lightning storm in awe?


  3. Moon Pairs and the Synodic Month Moon Pairs and the Synodic Month


  4. Moon over Andromeda Moon over Andromeda


  5. Enceladus in Infrared Enceladus in Infrared