Eddie Trimarchi (Australia). The Gum nebula, or Gum 12, is an emission nebula that extends 36° across the night sky and is actually the 12,000-year-old remnant of the Vela supernova. via /r/spaceporn http://bit.ly/2ZKUDrX
via Tumblr http://bit.ly/2Fn8Z9R
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