I believe extraterrestrial intelligence (in AI form) could be concealed under the lunar surface," Alex Ellery told Newsweek.

Recent research suggests that our solar system could already be hosting alien probes, potentially observing us from a ...

A scientist says self replicating alien probes may already be hidden in the Solar System, possibly on the Moon, leaving ...

Is 3I/Atlas an alien spacecraft or just a really interesting rock hurling through the cosmos? That debate has been raging ...

In a recent development, 3I/ATLAS has exhibited first-ever non-gravitational acceleration when it reached its closest ...

In 1949, famed mathematician and physicist John von Neumann delivered a series of addresses at the University of Illinois, ...

Manhattan-sized comet 3I/ATLAS allegedly executed an unusual maneuver while approaching the Sun earlier this week, fueling ...

Leaked images hint at a dusty spacecraft; Avi Loeb fuels speculation, but NASA dismisses alien claims. Comet's brightening, ...

A pair of space probes cruising the solar system may be able to pass through the tail of the mysterious Manhattan-sized comet ...

NASA has activated a global planetary defense group to study a massive interstellar object exhibiting strange, possibly artificial characteristics ...

On his Medium blog, Loeb theorised that it could be an alien “mothership” that is “alien tech masquerading as a natural comet ...

Physicist Michio Kaku rejects Avi Loeb's claim that 3I/ATLAS is alien, saying it's likely a natural interstellar object.