The transforming exoplanet that was observed by the WIYN 3.5-meter telescope at the U.S. National Science Foundation Kitt ...

Betelgeuse, one of the brightest stars in the night sky, may not be alone. And its potential companion may be responsible for ...

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

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

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

There’s a visitor in town, and its name is 3I/ATLAS. The presumed interstellar comet presents a rare opportunity for ...

Scientists have long speculated that Betelgeuse, one of the brightest stars in the night sky, is not alone. Now, thanks to ...

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

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

More recently, astronomers have proposed a theory for its volatile nature, which explains the star's seemingly erratic ...

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

Given 3I/ATLAS' highly eccentric orbit, this will be its one and only visit to our solar system, as its trajectory does not ...