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2018-10-28, 18:13
Ultra-close stars discovered inside a planetary nebula
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.
https://www.sciencedaily.com/releases/20...130545.htm
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.
https://www.sciencedaily.com/releases/20...130545.htm