Hubble's latest images of interstellar comet 3I/ATLAS reveal sustained, jet-like eruptions and a carbon dioxide-rich coma ...

An international team of researchers pointed the largest single-dish radio telescope in the world at 3I/ATLAS.

As this interstellar object approached its closest point to Earth, a massive radio telescope attempted to sniff out a ...

Harvard's Avi Loeb argues 3I/ATLAS shows signs of alien technology, from its 0.2% probability flight path to bizarre metal ...

With 3I/ATLAS streaking away from our planet, speculation remains as to whether the interstellar comet is alien or not.

Mars. From forming black holes to phantom dark energy, discover the cosmic mysteries astronomers uncovered last year.

Interstellar comet 3I/ATLAS reveals ancient secrets and strange chemistry as the largest object of its kind ever tracked.

Rogue planets — worlds that drift through space alone without a star — largely remain a mystery to scientists. Now, ...

"Star Trek" is home to countless alien species, many of whom offer beloved characters. Some are not. We rank the 10 most ...

It's no surprise that SpaceX is breaking in the year. Elon Musk's company launched a whopping 165 orbital missions in 2025 — ...

Prime Video is about to be the streaming home of the Alien film that restored pure fear, reminding audiences why xenomorphs ...

Harvard scientist Avi Loeb presents chilling theories that interstellar object 3I/ATLAS is alien technology, citing anomalies ...