NASA’s ATLAS survey telescope found an interstellar comet, which could be the largest yet, in the direction of the Sagittarius constellation.

Astronomers discovered 3I/ATLAS, a 10–20 km-wide interstellar comet racing into the solar system. It will reach perihelion in ...

You can watch comet 3I/ATLAS live online tonight (July 3), thanks to the Virtual Telescope Project, which will livestream ...

Astronomers are tracking a newly spotted comet hailing from parts unknown, only the third time such an interstellar object ...

The newly discovered interstellar visitor is just the third of its kind and fascinates astronomers who hope to learn from it ...

Beyond the fact that this is the third known interstellar object to have entered our solar system, “we don’t know very much,” ...

The third interstellar object detected has been named 3I/ATLAS and was discovered on July 1 from Chile. Astronomers from the ...

Based on the comet's brightness and current distance — it's located just inside Jupiter's orbit — scientists estimate its ...

Dubbed 3I/ATLAS, the comet poses no danger to Earth and will remain roughly 150 million miles away as it speeds by.

Officially named 3I/ATLAS, the comet was confirmed as having originated outside of Earth's solar system on July 3, according ...

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

I/ATLAS, earlier known as A11pI3Z, is only the third interstellar visitor to be discovered passing through our corner of the ...