The 3I/ATLAS, which was first spotted on July 1, has the fastest velocity of any solar system visitor to date, NASA says. The ...

The space telescope obtained some details about the third recent interstellar visitor.

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

Details about a mysterious interstellar object detected in the solar system on July 1 are now out, as shared by NASA ...

A cosmic visitor is stirring up an earthly debate. A Harvard University astrophysicist has suggested the incoming ...

The world needs to be prepared for an alien attack on Earth in case interstellar object 3I/ATLAS turns out to be an alien mothership, Harvard scientist Avi Loeb says. He wants world leaders to come up ...

NASA has confirmed the detection of 3I/ATLAS, the fastest interstellar object ever observed, speeding through our solar system at an astonishing 130,000 miles per hour.

3I/ATLAS was discovered by NASA's Asteroid Terrestrial-impact Last Alert System (ATLAS) on 1 July, and is just the third ...

“They happen to be very close to each other in the sky right now,” he says. “The closest approach was actually this (Tuesday) ...

NPR's Ari Shapiro talks with astronomer David Jewitt about what we can learn from the third interstellar object to have entered our solar system, a comet-like object known as 3I/ATLAS.