Exoplanets like Earth have been discovered but not all Earth-like planets are equal when it comes to alien life.

Spectacular clouds swirl across the surface of Jupiter. These clouds contain water, just like Earth's, but are much denser on ...

Space is a very big place, and as such, it's full of mysteries that scientists can't explain. Some of this is simply because it's impossible to fully observe, thanks to its sheer size and the ...

"The combination of extreme disk size, strong asymmetries, winds, and potential planet formation makes it the perfect ...

The star system V1298 Tau reveals that many planets begin as large, low-density worlds that slowly shrink and shed their ...

We live in a very exciting time: answers to some of the oldest questions humanity has conceived are within our grasp. One of ...

Discovered by volunteer scientists, this alien planet is out of synch with its siblings ...

A four-planet system reveals remarkable insights about how planets form and how they change during their lifetime.

Want to know when each planet will be at its best or when you can catch eye-catching planetary pairings in 2026? This guide breaks down the major planetary events of the year, from conjunctions to ...

You’ve set your telescope up and are showing people some of the wonders in the sky. Of course, they’re going to ask you questions. Here are some you might be asked. How many do you know the answers to ...