But scientists are keen to explore the asteroid in detail for other reasons than its unusual orbit. A Chinese spacecraft is ...

Breakthrough Listen will scan the the skies with the aid of the MeerKAT Telescope. They are targeting a million nearby stars.

In fact, throughout history there have been numerous reports of supposed alien spacecraft sightings that have turned out to ...

From the Greys to the Nordics, these aliens appear frequently across abduction stories and science fiction tales.

A polarizing Harvard astronomer known for splashy theories about alien visits has been tapped by the Trump administration to lead a team of outside scientists to study the national security risks ...

Avi Loeb, a Harvard astronomer who has made headlines with his theories about alien encounters, will lead a White House ...

Scientists say moons around rogue planets wandering through the galaxy could remain warm enough for life thanks to tidal heating and hydrogen-rich atmospheres. These dark, starless worlds may have had ...

A rare visitor from another star system prompted SETI to hunt for alien technology, but the mysterious object appears to be a ...

Scientists propose building a lab on the moon to screen Mars and other space samples for alien microbes before they ever ...

An interstellar comet known as 3I/ATLAS, which swept past the Sun in 2024, could be a 12‑billion‑year‑old relic from deep ...

An interstellar comet that blazed past the sun and swung by Earth last year could be nearly three times older than our solar ...