Late in the evening on July 1, a telescope in Chile that is part of the global, NASA-funded Asteroid Terrestrial-Impact Last ...

Astronomers have observed an object that originated from beyond our solar system, thought to be an interstellar comet, ...

A diagram shows the projected trajectory of the interstellar comet 3I/ATLAS, labeled C/2025 N1 here, as it travels through our solar system. NASA/JPL-Caltech ...

An "interstellar object" is speeding toward the inner solar system, where Earth is located, astronomers have confirmed.

The space agency spotted the quick-moving object with the Atlas telescope in Chile earlier this week, and confirmed it was a ...

The European Space Agency said Wednesday that scientists have discovered what might be only the third known interstellar ...

This diagram shows the trajectory of interstellar comet 3I/ATLAS as it passes through the solar system. It will make its closest approach to the Sun in October.

Astronomers have observed an object that originated from beyond our solar system, thought to be an interstellar comet, speeding through our celestial neighborhood.

All eyes are on Comet 3I/ATLAS as astronomers worldwide chase the exotic ice ball through our solar system ...

NASA has discovered 3I/ATLAS, only the third known interstellar object, now passing through our solar system from the ...