"Eight minutes later, the orbiter started receiving data from the descent probe, which slammed into the top of the Jovian atmosphere at a comet-like speed of 170,000 kilometers per hour," NASA ...

NASA has discovered an interstellar comet that's wandered into our backyard. Luckily, it won't get near enough to be a threat ...

CAPE CANAVERAL, Fla. (AP) — NASA has discovered an interstellar comet that’s wandered into our backyard. The space agency ...

Astronomers tracking an interstellar object flying through the solar system think it comes from a star at least 8 billion ...

Earth objects, astronomers recently discovered a comet visiting from interstellar space. This is only the third interstellar ...

CAPE CANAVERAL, Fla. (AP) — NASA has discovered an interstellar comet that’s wandered into our backyard. The space agency spotted the quick-moving object with the sky-surveying Atlas telescope ...

CAPE CANAVERAL, Fla. (AP) — NASA has discovered an interstellar comet that’s wandered into our backyard. The space agency spotted the quick-moving object with the Atlas telescope in Chile ...

CAPE CANAVERAL, Fla. (AP) — NASA has discovered an interstellar comet that’s wandered into our backyard. The space agency spotted the quick-moving object with the Atlas telescope in Chile ...

The space agency spotted the quick-moving object with the Atlas telescope in Chile earlier this week, and confirmed it was a comet from another star system.

Cosmology news. From deep observations of the far reaches of space and time to spectroscopic analysis and more. Read cosmology articles and consider how astronomers view the origin of the universe.