From Viking to Perseverance, scientists have spent decades chasing chemical hints that could point to life beyond Earth.

Looking ahead, the comet will pass roughly 33 million miles from Jupiter in March 2026. Loeb noted the scientific value: monitoring 3I/ATLAS with the Juno spacecraft could reveal unusual activity, ...

The interstellar visitor Comet 3I/ATLAS passed Earth with Harvard astrophysicist Avi Loeb saying it could be an alien probe.

The vast silence of the cosmos was momentarily interrupted on Friday as a mysterious celestial traveller reached its closest point to Earth. Moving at a staggering 130,000 mph (209,214 km/h), the ...

A Harvard University astrophysicist has ignited intense debate after saying he cannot rule out the possibility that ...

An instrument aboard NASA’s Europa Clipper spacecraft captured rare ultraviolet observations of an interstellar comet while Earth-based telescopes were blinded by the Sun. The spacecraft’s unique ...

Robotic space probe Voyager 1, the most distant object ever sent from Earth, will reach one light day away from Earth next year, a feat that has taken almost half a century to achieve.

President Trump signed an executive order to return to the Moon by 2028 and prepare for Mars, a move seen as a direct ...

The mysterious space rock suggested to be a hostile alien spaceship was due to make its closest approach to Earth today (Dec ...

Comet 3I/ATLAS will be closest to Earth around 1 a.m. ET Friday, Dec. 19, according to Space.com, citing calculations from ...

Today is one astronomers, stargazers and alien conspiracy theorists have been waiting for: interstellar comet 3I/ATLAS is as ...

Extraterrestrials could be paying us a visit, as scientists have warned that they cannot rule this out from happening. An object, known as 3i/ATLAS, on Friday passed by Earth at 130,000mph and a ...