The search for life beyond Earth has marked a new discovery — evidence of an atmosphere on an Earth-like planet beyond our Solar System with modelling suggesting it may be a water world.

A strange rock formation captured in NASA rover footage has ignited fresh viral speculation regarding alien life on the Red ...

For generations, artists and science-fiction writers have imagined alien landscapes beneath twin sunsets. The image became iconic in popular culture long before astronomers confirmed that planets ...

If you thrill at the discovery of new exoplanets, hold tight. A sextuplet alien solar system has been glimpsed in exquisite detail, revealing six planets of varying mass, five of which are packed ...

Credit: ESO/Digitized Sky Survey 2 A giant planet spent more than a decade concealed inside one of astronomy’s most closely ...

Back in the spring of 2018, a SpaceX Falcon 9 rocket launched into space something that at the time was NASA’s most ambitious project aimed at discovering new alien worlds in solar systems far away.

More than 6,000 exoplanets have now been confirmed beyond our Solar System, but only ...

Thirty years ago this week, two Swiss astronomers announced that they had spotted the first known planet orbiting a Sun-like star. The Nobel-winning discovery, later published in the pages of Nature, ...

Barnard’s Star hosts four hostile small planets whose unusual chemistry and orbital rhythm reveal how compact planetary ...

You've probably heard the theory before – it's that the octopus is not from earth. They're aliens. They are so different from anything else on this planet, that they must have come from a different ...

Astronomers have revised the mass of nearby exoplanet GJ 3378 b, recasting it as a rocky super‑Earth in the habitable zone and renewing interest in its potential to host alien life.

Scientists are listening in on sperm whale conversations and studying Earth's strangest microbes to prepare humanity for first contact with extraterrestrial life. Tardigrades—a type of invertebrate ...