An object dubbed 3I/ATLAS is only the third interloper from outside the Solar System seen in all of human history.

NASA said the comet will make its closest approach to the sun in late October, scooting between the orbits of Mars and Earth — but closer to the red planet than us at a safe 150 million miles (240 ...

The James Webb Space Telescope captured asteroid 10199 Chariklo occult the star Gaia DR3 6873519665992128512. It was the "first asteroid found to have a ring system," according to NASA. Credit: Space.

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

NASA said the comet will make its closest approach to the sun in late October, scooting between the orbits of Mars and Earth -- but closer to the red planet than us at a safe 150 million miles (240 ...

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

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

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

A new interstellar object, A11pl3Z, has been discovered in our solar system, marking the third such object to be observed. It was first discovered zipping near the sun this fall.