View Full Version : Astronomers Catch Binary Star Explosion Inside a Nebula

2008-Nov-20, 09:30 PM
The explosion of a binary star inside a planetary nebula has been detected, an event not witnessed for more than 100 years and of course the astronomical equipment to observe such an event is much improved since a century ago. At the ends of their lives, before an all-encompassing supernova explosion, some [...]

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