Scientists discovered that methyl halides, a gas produced by microbes, could be a biosignature for life on distant planets.

Artist's concept of a potentially habitable super-Earth orbiting a star called HD 20794. Illustration credit: Gabriel Pérez ...

Astronomers have detected mysterious X-ray signals coming from a nearby white dwarf star for more than 40 years. We may now ...

Alien life could be hiding in gases, researchers have said. We could find extraterrestrial beings in gas on faraway planets ...

Mars has long been seen as a barren wasteland, but a stunning new discovery by NASA’s Perseverance rover suggests the Red ...

The X-ray signal from WD 2226-210 is similar to the X-ray emissions of two other white dwarfs that do not sit within cocoons ...

If venusian clouds contain life, it will be very different than what we know. But terrestrial analogs might still give us ...

You’ll see many strange and wonderful things in your journey through No Man’s Sky, most of which will be seen on planets. These stellar bodies are home to countless flora and fauna ...

Planet demographics reveal a puzzling lack of worlds in a certain size range throughout the galaxy F or centuries our solar ...

The gas giant WASP-121b, also known as Tylos, has an atmospheric structure unlike any we have ever seen, and the fastest ...