Astronomers have used a novel technique to find evidence of a secret "buddy" star orbiting Betelgeuse, one of the brightest ...

A team of astronomers have made a fascinating discovery that forces us to rethink our understanding of how dead stars behave.

Images from two different telescopes give astronomers a glimpse at the formation of a "new" planetary system around a star ...

Astronomers have likely witnessed a planet forming in real time, seen inside a spiral arm of the HD 135344B protoplanetary ...

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

The theorists predict that the beginning of the end will be in about 10 billion years — less than the present age of the universe.

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

Aliens are visiting our solar system. Not little green men, sadly, but natural alien objects—cosmic bodies such as comets and ...

The astronomers observed hot minerals just beginning to solidify – the first specks of planet-forming material, the ...

Hundreds of amateur astronomers are gathering this weekend on Breezy Hill in Springfield, Vermont for the annual Stellafane ...

A collision observed between two black holes, each more massive than a hundred suns, is the largest merger of its kind ever ...

Unlike active galaxies that constantly pull in surrounding material, these black holes lie dormant until a star passes by.