Researchers are now questioning what lies inside 3I/ATLAS’ tail as signs point to an unexplained swarm.

The yet-to-be-peer-reviewed findings indicate that comet 3I/ATLAS shares similarities with the icy trans-Neptunian objects — ...

More for You Ghislaine Maxwell responds to Epstein email revelations Iran seizes tanker in Strait of Hormuz, US official says, as tensions remain high in region Zohran Mamdani wants you to boycott ...

Four days after launching on its third-ever mission, China's mysterious Shenlong robotic space plane has apparently deployed 6 unknown objects in orbit. Some of them appear to be emitting signals.

Through his research at Caltech, a local high school student revealed 1.5 million previously unknown objects in space, broadened the potential of a NASA mission, and published a single-author paper.

A national organization that records and investigates reports of unidentified objects in the sky said it has been seeing an uptick in people contacting the group, in the wake of the U.S. military ...

After receiving a classified briefing from the Pentagon on the unidentified aerial objects recently shot down by the US military, members of US Congress say the mysterious craft are likely not a new ...