Interstellar objects are visitors from solar systems beyond our own, and the third ever such object, known as 3I/ATLAS, has ...

Astronomers have discovered a companion star in an incredibly tight orbit around Betelgeuse using the NASA and U.S. National ...

Betelgeuse is one of the brightest stars in the night sky, and the closest red supergiant to Earth. It has an enormous volume, spanning a radius ...

Astronomers have finally imaged the long theorized companion star of Betelgeuse, solving a mystery regarding its dimming that ...

Betelgeuse is one of the brightest stars in the night sky, and the closest red supergiant to Earth. It has an enormous volume ...

Comet 3I/ATLAS is expected to make its closest pass by the Sun on Oct. 30, when it will fly 130 million miles inside the ...

But all of that extra attention has led to another remarkable find. As it turns out, Betegeuse isn’t alone—it actually has a ...

Interest in Betelgeuse intensified during its great dimming in 2019-20 and subsequent resurrection. Among several ...

Since at least the time of the ancient Egyptians, people across the world have gazed up in awe at Betelgeuse, one of the ...

The Gemini North telescope in Hawaii recently snapped a close-up of the comet that's captured the world’s attention.

Astronomers have confirmed the existence of a companion star in a tight orbit around Betelgeuse, resolving a long-standing ...

Using the Gemini North telescope in Hawaii, astronomers have captured an image of comet 3I/ATLAS, an interstellar object that ...