Some planets seem to defy established rules. This is the case for hot Jupiters orbiting extremely close to their stars... in binary systems where two stars coexist. A new study proposes ...

In new research, University of California, Irvine astronomers describe how more than 200 known exoplanets are likely much ...

How close are we to discovering life beyond Earth? In this video, we explore the nearest exoplanets - worlds orbiting other ...

A new composite image of the Andromeda Galaxy is offering an unprecedented view of our closest spiral galactic neighbor.

The Andromeda galaxy is also known as Messier 31. It is a spiral galaxy located about 2.5 million light-years from Earth. On ...

See our neighboring Andromeda Galaxy in a whole new light The Andromeda galaxy is also known as Messier 31. It is a spiral galaxy located about 2.5 million light-years from Earth. On a clear night, ...

Once seen as inevitable within 10 billion years, the odds are now a coin flip — and the sun will expand to engulf Earth billions of years earlier anyway.

Rare Planetary Alignment To Create 'Smiley Face' In Sky With Moon: Here's When A rare alignment of the moon and three planets will give millions a reason to look up — and the view could leave ...

Astronomers Find Four New Exoplanets Orbiting a Neighboring Star, the ‘White Whale’ of Planet Seekers More than 60 years after the first debunked discovery of a planet orbiting Barnard’s ...

All seven of Earth's neighboring planets will be visible as the sun sets this week.

A stunning photo has captured all seven of our neighboring planets in Earth's sky at the same time, possibly for the first time ever. The composite image, captured by astrophotographer Josh Dury ...