When astronomers identified 3I/ATLAS in July 2025, it entered a very short list: along with 1I/'Oumuamua and 2I/Borisov, it ...
A rare visitor from another star system prompted SETI to hunt for alien technology, but the mysterious object appears to be a ...
Astronomers studying the interstellar comet 3I/ATLAS say it could be a 12‑billion‑year‑old relic formed in near‑absolute‑zero ...
A strange interstellar comet discovered last year and speculated by a prominent astronomer to be an alien spacecraft could be ...
SETI scientists searched the interstellar object 3I/ATLAS for radio signals that could indicate extraterrestrial technology ...
A rare visitor from another star system has undergone one of the most extensive technosignature searches ever conducted on an ...
Even at this early stage in our spacefaring age, humanity has already begun sending probes that will eventually reach other ...
There's no conclusive evidence of alien life or government cover-ups. But the files released Friday by the Pentagon reveal ...
The SETI Institute is the latest to confirm what scientists have long suspected: the interstellar 3I/ATLAS comet is not an ...
When Comet 3I/ATLAS entered our solar system last year—only the third known interstellar object to do so—astronomers took notice. And so did scientists involved in the search for extraterrestrial ...
CAPE CANAVERAL, Fla. (AP) — The group leading the charge in the search for extraterrestrial life has given the all clear: An interstellar comet looks to be completely natural and free of any alien ...