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

A comet called ATLAS dazzled the southern skies for the last few weeks. Now it's heading out of view for half a million years ...

Beautifully captured against a starry sky, Comet C/2024 G3 (ATLAS) — dubbed by some as the "Great Comet of 2025" — shines brightly after its last approach to the sun for hundreds of thousands of years ...

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 ...

Comet C/2014 UN 271 (Bernardinelli-Bernstein), is a giant among comets, with a nucleus at least 75 miles (120 km) across, and was the farthest from the Sun when first discovered of any comet to ...

G3 (ATLAS), the 'Great Comet of 2025,' lit up the night sky in Chile, offering a rare and breathtaking sight for stargazers, with its bright tails and glowing coma.

The main body of a comet is its nucleus. When it is far from the sun, the comet is just the bare nucleus. As it gets closer to the sun, the ice within the nucleus sublimates, carrying dust to form ...

Whenever the famous comet returns to the inner solar system its nucleus sprays ice and rock into space. NASA says: "This debris stream results in two weak meteor showers each year: the Eta ...

Abstract: On 1992 July 10 the European Space Agency's spaceprobe Giotto passed the nucleus of the comparatively inactive comet 26P/Grigg-Skjellerup at a relative velocity of 14 km s −1. This Giotto ...