Scientists have discovered unexpected water-ice clouds on a distant, Jupiter-like exoplanet, challenging current atmospheric ...

Starlight has been the key to finding thousands of exoplanets over the past decade, but researchers have found a new way to ...

Astronomers have spotted a planet orbiting a star in our neighborhood of the Milky Way galaxy that presents a unique hellscape – covered with a perpetual ocean of magma and enveloped by a noxious and ...

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, ...

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 ...

A new study suggests alien life may be easier to detect through clusters of similar planets rather than single biosignatures.

Astronomers have discovered 41 new alien planets in one sweep by analyzing how each world gravitationally yanks on its neighbors. The newly confirmed exoplanets were spotted by NASA's prolific Kepler ...

Scientists reveal how waves behave on alien planets, from towering methane seas on Titan to nearly still lava oceans on ...

If forced to choose one descriptor for the octopus, the best word may be “otherworldly.” These truly amazing marine animals ...