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Ultra-close stars discovered inside a planetary nebula
- October 25, 2018
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Astronomers have discovered two stars in a binary pair that complete an orbit around each other in a little over three hours, residing in the planetary nebula M3-1. Remarkably, the stars could drive a nova explosion, an entirely unexpected event based on our current understanding of binary star evolution.
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"Ultra-close stars discovered inside a planetary nebula", MachPrinciple, October 25, 2018, https://machprinciple.com/post/Ultra-close-stars-discovered-inside-a-planetary-nebula
