Add Yahoo as a preferred source to see more of our stories on Google. An artist's impression of Oumuamua, the first interstellar asteroid, which has a coating that might be protecting a water-ice ...

[PARIS]A cigar-shaped rock zooming through our Solar System - the first object from a foreign star system ever spotted in our midst - is cloaked in a coat of organic material, astronomers said Monday.

WASHINGTON (WASHINGTON POST) - Some 70,000 years ago, when humans and Neanderthals shared the planet, an alien star streaked through the outer edges of our solar system and jostled its contents, ...

PARIS (AFP) - A cigar-shaped rock zooming through our Solar System - the first object from a foreign star system ever spotted in our midst - is cloaked in a coat of organic material, astronomers said ...