A team of astronomers, led by researchers from the Shanghai Astronomical Observatory (SHAO), has uncovered an unexpected and intricate network of tangled, supersonic filaments within a ...

Astronomers on Wednesday confirmed the discovery of an interstellar object racing through our Solar System -- only the third ever spotted, though scientists suspect many more may slip past unnoticed.

Our solar system may not be as isolated as we once thought. According to a new study, more than 1 million interstellar objects could be lurking in the outer reaches of our cosmic neighborhood, quietly ...

Is it an alien spaceship or an ancient comet? That’s the question puzzling UFO enthusiasts, NASA, and the European Space Agency since an interstellar visitor entered our solar system last month. It ...