Mundane wayward space rock, or extraterrestrial visitor? Astronomers believe that our solar system's latest and only third ...

NASA's telescopes have captured detailed observations of interstellar object 3I/ATLAS, confirming it as a natural comet rich ...

Loeb is not dismissing the comet theory, but he argues the odds of something unusual are higher than most assume. On his ...

A newly discovered interstellar object is racing toward our solar system, capturing the attention of scientists worldwide.

You have to give it to Loeb, he's brought a fresh surge of credibility to the tatty annals of UFO lore. He hit the ...

I/ATLAS has captured the attention of astronomers—and the public’s fascination—as new clues about its mysterious nature are ...