If aliens ever come visiting Earth, they would not be in their physical form. Harvard scientist Avi Loeb says they would send ...

US officials are investigating several scientists' deaths and disappearances as a national security issue. Astrophysicist Avi Loeb states there is no clear pattern connecting these events. He believes ...

Interstellar comet 3I/ATLAS was almost called 3I/Rubin, after researchers found that the giant survey telescope ...

We already knew interstellar comet 3I/ATLAS came from somewhere far beyond our solar system. Now scientists have more ...

A mysterious comet from beyond our solar system is giving astronomers a rare glimpse into alien worlds — and it may have ...

Those concerned that 3I/ATLAS' arrival to our solar system meant that some sort of alien invasion was imminent can breathe a sigh of relief. Echoing what NASA officials have long said, a team of ...

Using the Atacama Large Millimeter/submillimeter Array (ALMA), scientists have discovered that the interstellar invader comet 3I/ATLAS formed in a much colder region of the Milky Way than our solar ...

A rare comet from another star system is revealing just how different alien solar systems may be from our own.

The Southwest Research Institute-led Ultraviolet Spectrograph (UVS) instruments aboard ESA's Jupiter Icy Moons Explorer ...

3I/ATLAS became the main character when it came hurtling into our solar system last year, so it’s only fitting it gets a dramatic backstory. After using the ALMA observatory in Chile to closely ...