The discovery bemused residents of a small town in northeastern Australia. The objects appear to be junk from a space launch, ...

K2-18b is one of the most promising worlds for the search for extraterrestrial life, so astronomers conducted an unusually ...

When scientists examined the preserved fragments of a meteorite that crashed in 2024, they found brine-like fluids and key molecules.

The search for alien life has been boosted after an atmosphere was detected surrounding an Earth-like planet for the first ...

Thousands of people have reported UFOs or alien encounters in Northern California. That number could soon go up.

"Eventually, our own Voyager spacecraft will be extraterrestrial artifacts in other stellar systems." ...

Exactly where the comet 3I/ATLAS came from within the Milky Way remains a mystery.

Stacker compiled a ranking of cities with the most UFO sightings in New York using data from the National UFO Reporting ...

The “Wow!” signal is one of our best pieces of evidence for aliens, but researchers are building a compelling case for a more natural source.

The Great Filter theory suggests advanced civilisations may self-destruct before contacting others, explaining the universe's silence.

Avi Loeb vows to brief public and create website to share findings of team tasked with investigating origins of mysterious orbs and other objects reported by military personnel ...