Earth's climate has swung between ice ages and warmer periods for millions of years, driven by subtle changes in our planet's ...

The Chandra X-ray Telescope is investigating the habitability of exoplanets. NASA explains. Credit: NASA/CXC/A. Hobart ...

Our Sun is about halfway through its life, which means Earth is as well. After a star exhausts its hydrogen nuclear fuel, its ...

The Sights of Space is a visual journey through imagined exoplanets blending scientific data and artistic vision to explore what distant worlds might feel like if we could visit them.

"We might lose the ability to observe about 30% of the faintest galaxies. We are at the point of starting to be able to see ...

Do they look similar to Jupiter? A new study finds they probably don't. Before getting into the details, let's talk about the ...

"This observation also demonstrates that we can use Webb to find individual stars when the universe was only 5% of its ...

Aliens might be transmitting communications signals to each other across exoplanets, some astronomers think. Since these ...