Recent observations by JWST of TRAPPIST-1 c ruled out a thick carbon dioxide atmosphere, indicating that the planet is not as ...

Elon Musk, under the username "Kekius Maximus," has joined William Shatner in advocating for Pluto's reclassification as a ...

Jupiter-like planet 8 UMi b, named Halla, orbits its host red giant star Baekdu closely. The red giant's merger with a white ...

Our solar system may have a ninth planet after all, following the declassification of Pluto nearly two decades ago, ...

A planet circling at a sharp 90-degree angle to the orbits of its two host stars has now been confirmed. This discovery ...

WD 1856+534b—a freezing world with a surface temperature of -125 degrees Fahrenheit—exists where planets are normally scoured ...

Researchers say they found a curious dot on infrared images taken 23 years apart that seems to be moving in a manner ...

Elon Musk has voiced his support for reinstating Pluto's planetary status, responding to a social media prompt advocating for ...

Researchers found that a tidally locked planet like our nearest neighbor Proxima b could produce significant lightning storms ...

A cloud of collapsing gas created our Sun, the first thing to form in our solar system. This happened about 4½ billion years ...

The International Astronomical Union, which reclassified Pluto as a dwarf planet in 2006, is the arbiter of such ...