A massive doomed exoplanet on a death spiral toward its parent star has three possible catastrophic fates. A massive planet ...

Where these stars will end up is anyone's guess, but they are destined to wander the space lanes alone. Huson's team lays out the Gaia Net model in a new study, which was published April 25 in The ...

Using the Hubble Space Telescope (HST), astronomers have observed a nearby ultra-diffuse galaxy designated F8D1. The new ...

People have been asking why space is dark despite being filled with stars for so long that this question has a special name – Olbers’ paradox. Astronomers estimate that there are about 200 ...

Some of these open clusters are pretty famous, such as the Pleiades cluster, also known as the Seven Sisters. This is relatively close to Earth, just 444 light-years away. Others are much more distant ...

"We show how planets in binary systems can undergo a mirrored migration process, so that both stars end up with hot Jupiters." ...

We measure the extremely long distances between things in space by light years. A light year is the distance that light travels in one Earth year. Light travels at about 300,000 kilometres per second.