Scientists might have just found Earth's icy, distant cousin a few hundred million light-years away. HD 137010 b is one of thousands of exoplanets, or planets that orbit other stars, and is ...

Despite the dramatic name, these alignments aren’t exceptionally rare. The last six-planet parade occurred in January 2025, ...

Although astronomers have found thousands of exoplanets, the number of confirmed exomoons—and exorings—is still zero. But ...

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

Remember 3I/ATLAS? Yes, the interstellar comet that made plenty of headlines in 2025 is still romping through our solar ...

An astronomy professor explains what exoplanets are, why he keeps looking for them and how Israel intercepts missiles “in ...

President Donald Trump on Thursday said he would direct the Pentagon and other government agencies to release government records related to extraterrestrial life and UFOs.

But the real truth is that alien life on other planets could be even stranger than floating balloons or amorphous organisms ...

Former U.S. President Barack Obama has clarified comments he made about alien life on a podcast over the weekend ...

A new paper suggests that BARSOOM may have been alive on the planet, and was killed in the Viking experiments.

Earth is home to an astonishing variety of life forms, some of which seem to defy our understanding of what animals should look like. While we often imagine aliens as strange beings from other planets ...

There might be many more planets that could be home to aliens than we thought, according to a new study. For years, scientists have searched for life in the “habitable” or “goldilocks” zone – where it ...