These strange objects could explain how water arrived on Earth, but may also be a previously unrecognised threat to our ...

CAPE CANAVERAL, Fla. (AP) — The Hubble Space Telescope has captured the best picture yet of a high-speed comet visiting our ...

A Harvard astronomer is suggesting that an interstellar object nearing Earth could be an engineered object — rather than a ...

Interstellar comet 3I/ATLAS shines in the sharpest view yet captured by the Hubble Space Telescope, helping astronomers ...

A Harvard physicist has asserted that new images of the Manhattan-sized interstellar object rocketing through our inner solar ...

Loeb has developed what he calls the 'Loeb Scale', a ranking system to evaluate the likelihood that an object is artificial, ...

Instead, scientists are looking into existing spacecraft already in orbit around other planets. Harvard Professor Avi Loeb ...

Avi Loeb suggested that NASA may have rushed to conclusions by ruling out the possibility of an artificial aircraft.

The Hubble Space Telescope has captured the best picture yet of a high-speed comet visiting our solar system from another star.

A team of astronomers has taken the sharpest-ever picture of the unexpected interstellar comet 3I/ATLAS using the crisp ...