A new investigation into old Kepler data has revealed that a planetary system once thought to house zero planets actually has ...

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

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

NASA has discovered a new interstellar comet that's currently located about 420 million miles away from Earth. The space ...

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

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

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

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

NASA telescopes in Chile have discovered a comet from interstellar space, making its closest approach in October.

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

The object gained an official name, C/2025 N1 or 3I/ATLAS, on Wednesday. Moving at a record-setting speed for an interstellar ...

For only the third time in history, astronomers have detected a new interstellar visitor — an object from another star — blitzing into our solar system.