Rocky bodies called protoplanets were thought to have formed slightly earlier in the inner solar system than those beyond the ...

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

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

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

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

NASA has discovered an interstellar comet that's wandered into our backyard. The space agency spotted the object with the sky ...

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

NASA’s Jet Propulsion Laboratory (JPL) has shared its skywatching highlights - revealing what will light up the sky in July ...

NASA's newest astrophysics space telescope launched in March on a mission to create an all-sky map of the universe. Now ...