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

Confirmed as an alien comet, new observations have given us a much better idea of how large this interstellar object actually ...

Hubble’s clearest view of comet 3I/ATLAS shows a dusty coma and faint tail from a rare interstellar traveller.

Hubble has taken the clearest image to date of the interstellar comet 3I/ATLAS, which is racing through our solar system at ...

Dr. Loeb first raised concerns earlier this month, noting an anomaly in the object's appearance. Unlike typical comets, which ...

Astronomers using the Hubble Space Telescope have observed 3I/ATLAS, only the third known object from outside our Solar ...

Of course, 3I/ATLAS is no ordinary comet. Discovered on July 1, 2025 by the Asteroid Terrestrial-impact Last Alert System ...

What is the difference between a mountain and a pebble when it’s whizzing by at 210,000 kilometers per hour?” For astronomers ...

In June, scientists spotted an odd object hurtling toward our solar system. 3I/ATLAS is likely the size of Manhattan. Unlike ...

Hubble telescope captures third interstellar visitor 3I/ATLAS showing active dust coma racing through solar system.

Avi Loeb said bases this hypothesis on a July 21 image captured by the Hubble Space Telescope and shared by NASA.

A shocking discovery on the surface of the interstellar object dubbed 3I/ATLAS could confirm that it was artificially ...