The stunning comet C/2024 G3 lights up the sunset sky over Chile's Very Large Telescope in this spectacular photo.

As the comet sped towards the Sun, the temperature increase evaporated large chunks of ice from its surface, feeding its ...

The nuclei of most comets are about 1-2 miles across. The nucleus of Halley's comet, which is considered to be fairly large, was approximately 10 miles across in its largest dimension. Hale-Bopp's ...

One of the most noticeable features is the vaporized material of the comet's frozen-solid core, known as the nucleus, which gives the comet a unique shape. As the comet gets close to the sun ...