The small, icy visitor now racing away from the inner solar system is not just another comet. It is an interstellar object, ...

NASA and Gemini North reveal stunning new images of interstellar comet 3I/ATLAS glowing with an eerie green light. Discover ...

No one knows where the comet came from. It’s like glimpsing a rifle bullet for a thousandth of a second. You can’t project ...

NASA’s Europa Clipper spacecraft has recorded important new observations of the interstellar comet 3I/ATLAS using its ...

Every December, as winter winds stir, the world remembers the birth of Jesus in Bethlehem. The Gospel of Matthew tells of the Magi—royal scholars from the East—who followed a mysterious star to find ...

CAPE CANAVERAL, Fla. (AP) — NASA unveiled close-up pictures on Wednesday of the interstellar comet that’s making a quick one-and-done tour of the solar system. Discovered over the summer, the comet ...

Comet 3I/ATLAS' CO₂-rich coma offers new clues about distant star systems, revealed through NASA and ESA ultraviolet, X-ray, and infrared data.

New research examines the theory that this biblical phenomenon was actually a comet, and subjects it to mathematical ...

In the run up to Christmas, carols fill the air. Many have an astronomical twist, singing of the "Christmas Star" from the ...