A newly discovered object, dubbed A11pl3Z, appears to be moving too fast and straight to have originated in the solar system.

The object, a celestial body from another star system, was discovered on Tuesday by the University of Hawaii’s Asteroid ...

Astronomers are reporting the detection of a large object entering our solar system, and it is causing quite the stir in the ...

Astrophysicist Josep Trigo-Rodriguez of the Institute of Space Sciences near Barcelona, Spain, believes it is an interstellar object based on its odd path and extreme speed cutting through the solar ...

Astronomers on Wednesday confirmed the discovery of an interstellar object racing through our Solar System -- only the third ...

A lab experiment that simulated Mars conditions showed that green algae can grow in plastic containers made from the same ...

An object that appears to be from beyond our Solar System has been spotted hurtling towards the Sun, which if confirmed would ...

Mercury reaches its greatest elongation, 26 degrees east of the sun on July 4. From latitude 40 degrees north, the ...

Close stellar encounters could change the structure of our planetary system, potentially dooming Earth or other worlds to oblivion ...

Passing stars could trigger instability across the solar system, resulting in Earth being hauled out of its orbit.