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

The abbreviated name, "AI 2," is the scariest thing about it so far.

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

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

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

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, ...

Scientists using NASA’s James Webb Space Telescope have found a unique planet in another star system that’s shaped like a lemon. The lopsided Jupiter-style planet is so bizarre that it may blur the ...

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 ...

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

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, ...