Interstellar Comet 3I/ATLAS makes its closest Earth pass early on Dec. 19. Here's what astronomers know about its origin and ...

3I/ATLAS, the third-ever interstellar object to bump into the solar system since 1I/Oumuamua (2017) and 2I/Borisov (2019), ...

Ever since 3I/ATLAS, an interstellar object was discovered on July 1, 2025, by the NASA-funded Asteroid Terrestrial-Impact ...

This week the eyes and telescopes of the world will be watching to learn everything we can,' says an astronomer.

Recently discovered interstellar comet 3I/ATLAS have been captured using the European Southern Observatory's Very Large ...

The comet is the third object ever confirmed to have entered our cosmic neighborhood from elsewhere in the galaxy. Space ...

Comet 3I/ATLAS, a rare visitor from beyond our solar system, has prompted an international scientific tracking campaign led ...

In a remarkable event capturing the attention of astronomers and space enthusiasts, interstellar comet 3I/ATLAS has been making its way through our solar system, presenting a unique opportunity to ...

Comet 3I/ATLAS, a rare interstellar visitor, is visible this week as it departs the solar system, with some public events ...

NASA and the European Space Agency (ESA) have a number of telescope assets which have captured images of the interstellar ...

On July 1, 2025, the Asteroid Terrestrial-impact Last Alert System (ATLAS) telescope in Río Hurtado, Chile, announced the discovery of something truly spectacular: a mysterious object that appeared to ...