NASA has identified an interstellar comet, named 3I/ATLAS, hurtling towards us at 200,000 km/h. It should be visible by telescopes through September and reappear in December.

Astronomers have confirmed the discovery of a rare cosmic traveler: 3I/ATLAS, an interstellar comet hurtling through our ...

Found on July 1, 2025, by the Asteroid Terrestrial-impact Last Alert System (ATLAS) in Chile, this visitor is only the third ...

How do we know 3I/ATLAS, also called comet C/2025 N1 (ATLAS), is interstellar? Will it strike Earth? Can we visit it? Here ...