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 unusual system 'shouldn't exist,' says one astronomer, who notes the orbit is as long as his daily commute. By Briley Lewis Published Aug 8, 2023 6:00 AM EDT Get the Popular Science daily ...

These odd binary systems go through multiple phases. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Astronomers have identified a new kind of ...

Stars are the fundamental building blocks of our universe. Most stars host planets, like our sun hosts our solar system, and if you look more broadly, groups of stars make up huge structures such as ...

Astronomers have made a groundbreaking discovery: the first binary stars ever observed orbiting the supermassive black hole Sagittarius A* (Sgr A*) at the heart of the Milky Way. The stellar pair, ...

An international team of researchers has just revealed the existence of three Earth-sized planets in the binary stellar system TOI-2267 located about 190 light-years away. This discovery, published in ...

Ultimately, this could reveal how stars smaller than Jupiter are born. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Astronomers have ...

For the first time, astronomers have spotted a rapidly spinning neutron star that is gravitationally bound to a helium star companion. The discovery of this unusual binary system helps confirm a long ...