View Full Version : Disappearing Stars Confirm Supernova Origins

2009-Mar-19, 07:10 PM
Artist's rendering of SN 1993J, where a red supergiant supernova progenitor star (left) is exploding after having transferred about seven solar masses of hydrogen gas to the blue companion star (right). Credit: ESA Astronomers have caught two stars in the disappearing acts that link them to type II supernova events. Type II supernovae are widely believed to [...]

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