Astronomers have made a groundbreaking discovery of three Earth-sized planets orbiting within a compact binary star system. This rare configuration, where planets circle two stars simultaneously, ...

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 ...

Asteroids with moons, which scientists call binary asteroids, are common in the solar system. A longstanding question has been how the majority of such moons are formed. In this week’s issue of the ...

M33 X-7 contains a massive black hole orbiting a large star in a surprisingly close orbit. The star is dimmer than expected due to its rapid mass gain and viewing angle. A new model explains the ...

In a recent study accepted to Astronomy & Astrophysics, a team of researchers use a combination of space- and ground-based telescopes to examine a binary star system (two stars orbiting each other) in ...

While observing a distant binary star system known as IRS 43 with the Atacama Large Millimeter Array (ALMA) in northern Chile, astronomers have determined something very odd that we’ve never seen ...

For many years, binary star research was as neglected as an old Tamagotchi. Not anymore. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Breaking ...

Using NASA's Fermi Gamma-ray Space Telescope, Chinese astronomers have observed a gamma-ray binary system known as PSR J2032+4127. Results of the new observations, published February 3 on the arXiv ...

Measuring binary star systems' basic properties has proved exceedingly difficult. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Breaking space ...