+- www.chinaphonearena.com (https://www.chinaphonearena.com/forum)
+-- Forum: Off The Wall (https://www.chinaphonearena.com/forum/Forum-Off-The-Wall)
+--- Forum: Tech & Science (https://www.chinaphonearena.com/forum/Forum-Tech-Science)
+--- Thread: [ScienceD] Ultra-close stars discovered inside a planetary nebula (/Thread-ScienceD-Ultra-close-stars-discovered-inside-a-planetary-nebula)
[ScienceD] Ultra-close stars discovered inside a planetary nebula - Science Daily - 2018-10-28
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/2018/10/181023130545.htm