Object 3I/ATLAS will make close approaches to Jupiter, Mars and Venus, which could allow aliens to stealthily plant spy ...

A controversial new paper questions whether the interstellar object 3I/ATLAS is a potentially dangerous alien probe, similar ...

Experts have confirmed that the mysterious object hurtling towards us, previously dubbed A11pl3Z, is an "interstellar object.

Retired NASA agent Joseph Gutheinz dismisses UFO claims, noting interstellar travel would take 70,000 years and suggesting military secrecy is behind many UFO sightings.

NASA spotted something moving in one of the moons of Jupiter. Some natural satellites have similar structures to the Earth, ...

NASA’s Curiosity rover appears as a dark speck in this contrast-enhanced view captured on Feb. 28, 2025, by the HiRISE camera aboard NASA’s Mars Reconnaissance Orbiter. ... new study suggests.