The newfound exoplanet, called Kepler-139f, is a gigantic world roughly twice the mass of Neptune and 35 times the mass of ...

A new, unseen planet named Kepler-139f has been discovered in the Kepler-139 star system. It's twice as massive as Neptune!

Astronomers have made a remarkable discovery in the Kepler-139 star system, uncovering an alien planet that had previously evaded detection. The newly identified exoplanet, Kepler-139f, is a giant ...

Hubble spots giant ‘alien’ face in deep space, scientists say we shouldn’t be terrified. By Mike Wehner. Published Oct 29th, 2019 9:03PM EDT.

NASA has confirmed the discovery of an Earth-sized planet parked right in the “habitable zone” of a distant red dwarf star.

One giant beep for mankind. Scientists have proposed a radical new method for sniffing out potential alien life on other planets — send AI into space and see if any little green men respond.

The latest James Webb Space Telescope observations focused on the HR 8799 system, which consists of four planets orbiting their host star about 130 light-years from Earth in the constellation Pegasus.

Scientists presented a plausible explanation for the first interstellar object to enter our solar system. The theory dispels far-reaching theories that it was an alien spacecraft. Oumuamua, a 377 ...

The world of space remains one of the great unknowns for scientists on Earth. The immensity of what is 'out there' means that any small discovery becomes news. Although in these s ...

WASHINGTON, June 25 (Reuters) - In addition to providing a trove of information about the early universe, the James Webb ...