View Full Version : Hubble Provides Evidence for ‘Double Degenerate Progenitor’ Supernova

2012-Jan-12, 05:00 PM
What happened 400 years ago to create this stunningly beautiful supernova remnant – and were there two culprits or just one? This Hubble Space Telescope view of a Type Ia-created remnant has helped astronomers solve a longstanding mystery on the type of stars that cause some supernovae, known as a progenitor. “Up until this point [...]

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