Scientists have identified new clues that could help astronomers spot one of the most famous hypothetical alien ...

An international team of astronomers reports the discovery of a new exoplanet orbiting a sunlike star as part of the Next ...

The series has begun production on its second season in London and added Tracey Ullman, Sam Spruell and Jerome Flynn to its ...

Eventually, we'll launch a mission dedicated solely to studying an interstellar object. When that day comes, which one should ...

Around 40 light years away from Earth, hidden in the constellation Pisces, there is a small alien world that has captured the ...

When it comes to the search for life elsewhere in the universe, methane and other chemical compounds are seen as signs of ...

The big-idea explorers at Aperture dive into the Fermi Paradox to investigate why we haven't found any evidence of alien life in our vast universe.

While telescopes like the James Webb Space Telescope (JWST) can detect the chemical fingerprints of distant atmospheres, ...

The Pentagon's latest declassified UAP files, including eyewitness videos and historical documents, have reignited interest ...

Left to Right: Steven Yeun in "Nope," the alien in Steven Spielberg's "E.T." and Scarlett Johansson in "Under the Skin" (Universal Pictures / A24) It didn’t take long for stories about ...

Using the Keck Observatory, astronomers measured the spins of dozens of giant planets and brown dwarfs orbiting distant stars. They found that giant planets can spin faster than much more massive ...