The U.S. military on Friday released a new batch of files related to UFOs, or UAP, the fourth group of documents unveiled in ...

Pentagon Releases More Declassified UFO Files ...

The Pentagon released its fourth batch of declassified UFO files on Friday. Among the files are 14 documents, 19 ...

For almost a decade—ever since 2017, when our first known interstellar visitor, 1I/‘Oumuamua, swooped through the inner solar ...

A Soviet astronomer in the 1960s proposed a scale to classify hypothetical alien civilizations. Here’s why the framework is ...

A strange class of comet could explain the enigmatic behavior of ‘Oumuamua, the first known interstellar object—and even shed ...

Space startup Zenno Astronautics says it has tested an entirely new type of thruster that uses superconducting magnets to ...

The Meadowlands system provides the U.S. military with a "robust toolkit for spectrum dominance," the Space Force said.

Amazon says it has enough satellites in orbit to begin initial broadband service at mid-latitudes later this year.

The aerospace startup Aspire is designing a fully reusable rocket that could make launches cheaper. It might just beat Elon ...

“Human beings have a remarkable ability to accept the abnormal and make it normal,” observes Ryland Grace, the main protagonist of Project Hail Mary, as he floats alone in interstellar space, millions ...

Internet-famous UFO stories so wild they may just be true Alien and UFO sightings have been anomalies for decades. While the existence of extraterrestrials has become a laughingstock, with SNL making ...