The curious minds at What If have explored the discovery of a planet that could potentially host alien life.

Using the Keck Observatory, astronomers measured the spins of dozens of giant planets and brown dwarfs orbiting distant stars ...

For generations, artists and science-fiction writers have imagined alien landscapes beneath twin sunsets. The image became ...

The winds on seven hellish alien worlds are moving in the wrong direction. That strange anomaly just cracked open one of ...

NASA’s Roman Space Telescope could revolutionize the search for alien worlds by discovering around 100,000 exoplanets—far ...

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

An artist's impression of a hot Jupiter's magnetic field. (International Gemini Observatory/NOIRLab/NSF/AURA/M. Garlick) The ...

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, ...

This voice experience is generated by AI. Learn more. This voice experience is generated by AI. Learn more. An artist's impression of a theoretical planet orbiting a redder star, which could cause ...

Scientists say extraterrestrial life may exist elsewhere in the universe, but vast distances, enormous energy requirements ...

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, ...

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