The molten planet, with an atmosphere rich in sulfur-bearing gases, is unlike anything astronomers have ever smelled.

By Will Dunham WASHINGTON, March 16 (Reuters) - Astronomers have spotted a planet orbiting a star in our neighborhood of the ...

Astronomers have discovered a strange new world just 35 light-years from Earth – one permanently covered in a vast ocean of ...

A thick layer of haze around the ultra-low-density planet Kepler-51d likely obscures not only the strange planet's ...

Billions of stars in our Milky Way galaxy have captured rogue alien planets that once cruised freely through interstellar space, a new study suggests. Many wandering alien worlds, which were ejected ...

Astronomers have spotted a molten alien planet orbiting a star in our neighbourhood of the Milky Way galaxy that has a ...

A new study shows that stars with low magnetic activity are likely to support exoplanetary systems, making the hunt for these ...

The Search for Extraterrestrial Intelligence (SETI) focuses on finding technosignatures—potential signs of alien technology. If we look carefully, we might have a chance at detecting their ...

If there's one modern astronomical concept that has successfully permeated the mainstream media, it's the "Goldilocks zone." Not only is it associated with the search for alien life, one of the more ...

Unlike our Moon, they can keep water in oceans liquid for more than 4 billion years.

Life may not get blasted off any of the known "super-Earth" worlds as readily as it can from our planet, scientists find. The discovery suggests that any intelligent aliens that develop on such ...