Astronomers have identified a rare type of binary star system containing a rapidly spinning millisecond pulsar and a helium star companion, formed via common envelope evolution. Although such systems ...

Rare star system This is the first time that a short-life binary consisting of a neutron star and a helium star has been detected. (Courtesy: Bureau of International Cooperation, Chinese Academy of ...

In theory, it could happen – one of the very first solutions to the three-body problem was this scenario. But it is very unlikely to be stable over time. You need the stars to have near equal mass and ...

This article was originally published at The Conversation. The publication contributed the article to Space.com's Expert Voices: Op-Ed & Insights. Stars are the fundamental building blocks of our ...