The interstellar comet 3I/ATLAS is leaving our solar system for good. Here's what to know about its journey and NASA's ...

The researchers who scan the skies for radio signals from extraterrestrials are now rethinking their approach.

Donald Trump has ordered the release of files related to aliens, UAP, and UFOs. If previous disclosures are any indication, get ready for a letdown.

The first bubble of hot gas seen around another star has been spotted around the "Moth," just 117 light-years away.

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

Chalk up another victory for “Conan the Bacterium”—a rugged germ that fresh research suggests could conquer the solar system.

Scientists might have just found Earth's icy, distant cousin a few hundred million light-years away. HD 137010 b is one of ...

The interstellar comet 3I/ATLAS was the third object ever discovered in our solar system that originated from another star system. Despite a viral conspiracy theory, NASA officials have repeatedly ...

Radio silence has long puzzled those searching for extraterrestrial intelligence, but the answer might lie much closer to the source of potential signals than previously thought. Conditions around ...

Is Obama's belief in aliens the perfect marketing for Spielberg's latest?

Stellar plasma can smear alien radio signals before they escape their star system, making them harder for astronomers to detect.

What can a piece of debris from another star tell astronomers about planets they may never see directly? The answer has changed dramatically since the first confirmed object from another star crossed ...