Following a massive cryovolcanic eruption, the mysterious Comet 29P/Schwassmann-Wachmann has been morphed into a giant spiral ...

A comet whizzing through the Solar System has astonished scientists by doing something they had never seen before. In early ...

Scientists and skylovers are buzzing about a newfound comet that could deliver a spectacular celestial show come spring. This ...

The comet is now racing away from the sun following a close flyby on Jan. 20.

Last summer, Perplexity launched one of the first AI-focused web browsers with Comet on the Mac. Soon, the long ...

Initial analysis suggested the nucleus was approximately 13.7 kilometers wide (roughly city-sized); however, researchers ...

This discovery has drawn interest from both professional researchers and skywatchers because comets are ancient remnants from the early formation of ...

NASA's infrared telescope SPHEREx captured stunning images of interstellar comet 3I/ATLAS as it exited the solar system.

A city-sized green comet, C/2024 E1 (Wierzchoś), is approaching Earth and will soon be ejected into interstellar space, ...

First its rotation slowed between March and May 2017, taking 46 hours to complete a spin where it had once taken only 20 hours. This occurred as the comet neared its closest point to the sun, roughly ...

Observations of interstellar object 3I/ATLAS show increased water, carbon dioxide, and organic gas release after its passage near the Sun, based on data from NASA’s SPHEREx mission ...

The fate of a comet that was predicted to pass close to Earth remains a mystery five years after its dramatic breakup in the inner solar system.