These are ultra-hot Jupiters, some of the most extreme planets we know of. And now, they may have revealed something ...

In an astronomical first, researchers have measured the magnetic fields of 7 "hot Jupiter" planets beyond our solar system — ...

The TRAPPIST-1 system, located about 41 light years from Earth, has been a focal point of much exoplanetary discussion—mainly ...

A new Keck Observatory study indicates that giant planets can spin faster than more massive brown dwarfs, revealing important ...

The curious minds at What If explore what would happen if Voyager 1 crashed on an alien planet.

This voice experience is generated by AI. Learn more. This voice experience is generated by AI. Learn more. The Milky Way galaxy has more than 400 billion stars in it. Over the last few decades, ...

Astronomers swept millions of candidates and found no alien signals from K2-18b, setting the first power limit on any ...

There might be many more planets that could be home to aliens than we thought, according to a new study. For years, scientists have searched for life in the “habitable” or “goldilocks” zone – where it ...

Planets orbiting stars beyond the solar system come in all shapes and sizes but mostly fit into a few categories: large and hot gas giants, super-Earths that are slightly larger than our planet, ...