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Interstellar comet 3I/ATLAS, the third known object to arrive in the Solar System from beyond its borders, likely formed in ...

The idea that life on Earth began elsewhere in space has long been controversial, but it’s now gaining traction.

Scientists recently detected something unusual entering our Solar System, sparking discussions about whether it is a comet or ...

When astronomers turned ALMA’s radio dishes toward 3I/ATLAS, they measured methanol levels 70 to 120 times higher than the ...

USA Herald In “The Search for Extraterrestrial Life and Death,” Avi Loeb’s latest essay published to his Medium account, Loeb ...

Comet 3I/ATLAS continues to captivate astronomers with its unexpected characteristics. Recent findings from the Atacama Large Millimeter/submillimeter Array ...

Astronomers studying the 3I/ATLAS comet have uncovered clues suggesting the interstellar visitor originated in a deep-freeze environment far older than our solar system.

Cameras are everywhere, 3I/ATLAS was watched by Hubble and JWST, and we still have zero verified photos of alien spacecraft.

A more local, icy space rock known as 220P/McNaught is currently streaking across the sky, and observers are taking note of its recent luminous transformation. “[It] almost looks like a different ...

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 ...

Avi Loeb, a Harvard astrophysicist known for his controversial views on extraterrestrial life, has been chosen by the Trump administration to lead a team of independent scientists studying the ...