Scientists estimate the object to be more than 12-miles-wide, speeding at 37 miles-per-second, relative to the sun.

Harvard astrophysicist Avi Loeb has cowritten a research paper speculating whether the comet 3I/ATLAS is in fact "hostile" ...

Scientists are exploring various proposals to repurpose existing spacecraft in order to chase after the interstellar object ...

The comet 3I/ATLAS is racing through space at 209,000 kilometres per hour. That’s the fastest speed seen for a solar system ...

Interstellar comet 3I/ATLAS shines in the sharpest view yet captured by the Hubble Space Telescope, helping astronomers determine the object’s size.

Since 2017, three interstellar objects have been spotted passing through our solar system: 1I/ʻOumuamua, 2I/Borisov… and just ...

Scientists are racing to learn as much as possible about the interstellar comet 3I/ATLAS before it fades from view forever ...

Juno would offer ~20-24x better angular resolution due to proximity (distance ratio ~24:1), enabling finer details of ...

However, new research has shown this potentially "water ice-rich" visitor could be even more extraordinary than initially ...

CAPE CANAVERAL, Fla. (AP) — The Hubble Space Telescope has captured the best picture yet of a high-speed comet visiting our ...

The long-serving space telescope saw the third interloper to enter the solar system from beyond its limits late on Monday ...