Finding out about distant worlds and their potential for life is clearly on a lot of astronomers’ minds. The other thread we ...

In a new study, astronomers have revealed that a near-Earth asteroid discovered in 1998 is actually one such dark comet, with ...

Interstellar comet 3I/ATLAS is carrying chemical signatures that do not match anything formed in our solar system.

China’s Tianwen-1 orbiter captured a faint but remarkable view of 3I/ATLAS as the interstellar comet raced past Mars. The ...

A team of researchers has reported the first detection of the sugar known as erythrulose, floating in interstellar space, ...

Comets have played an interesting role in the history of astronomy. Since antiquity, many cultures saw them as omens or spirits, portending good or bad news for kings, queens and emperors. Over the ...

Scientists studying the comet 3I/ATLAS have determined that this interstellar visitor is remarkably ancient — formed an estimated 10 to 12 billion years ago in a primordial planetary system — and has ...

Avi Loeb, Harvard astrophysicist known for bold alien theories, will lead a Trump administration-backed team investigating UFOs and their security risks.

Led by Avi Loeb, a new Trump administration scientific council is reviewing over 50 Pentagon records to evaluate UAP security risks.

Avi Loeb’s White House panel has asked the Pentagon for videos and files on unexplained aerial sightings ...

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

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 ...