In July, researchers using the NASA-funded Asteroid Terrestrial-impact Last Alert System survey telescope in Chile made an exceedingly rare discovery: a mysterious object passing through the solar ...

Did an alien spacecraft just fly by Earth? That’s the question a lot of people, including Harvard astrophysicist Avi Loeb, are asking right now. A massive interstellar object called 3I/ATLAS which ...

Space watchers already had 3I/ATLAS flagged as a curiosity. Heck, we only just recently reported that certain folks might think it houses teensy alien robot spiders. Now, a high-profile astrophysicist ...

The debate about 3I/ATLAS, a mysterious interstellar object that is currently passing through the Solar System, boils down to "Is it a comet?" versus "Is it maybe just possibly an alien spaceship or ...

These so-called von Neumann probes, named after the mathematician who conceptualized them, could potentially explain the absence of direct contact with alien civilizations—if we know where, and how, ...

Newly discovered comet C/2025 V1 (Borisov), which has some minor similarities to 3I/ATLAS, will make its closest approach to Earth on Tuesday (Nov. 11). However, despite recent rumors, the two objects ...

Recent research suggests that our solar system could already be hosting alien probes, potentially observing us from a distance. This idea aligns with a 2023 statement from a Pentagon UFO chief who ...