The Hubble Space Telescope has snapped some spooky looking photos of our solar system's newest interstellar invader on the ...

A hidden companion star of Betelgeuse, long suspected by Hungarian astronomers, has finally been observed directly, ...

Betelgeuse companion discovery with Gemini North resolves century-old mystery and opens new doors in red supergiant research ...

The findings confirm a long-standing theory first proposed in the early 1900s. More importantly, it sheds new light on how ...

A century-old hypothesis that Betelgeuse, the 10th brightest star in our night sky, is orbited by a very close companion star ...

Uranus is heating up from the inside. Uranus was always seen as a tilted, distant, and kind of boring world. Scientists used ...

At the core of the galaxy, about 26,000 light-years away in space, is Sagittarius A*, a supermassive black hole about 4 million times more massive than the sun. The idea is that Sgr A* scarfed down ...

NASA astronomers say they have captured "cosmic razzle-dazzle" in a jaw-dropping new gallery of space images. The ...