Detailed photos from the newly operational Vera C. Rubin Observatory have revealed that the recently discovered interstellar ...

"It could represent some of the oldest and most pristine water ever observed, formed in another planetary system and ...

Comet 3I/ATLAS was first identified by the Asteroid Terrestrial-impact Last Alert System (ATLAS), a global network of four ...

The announcement came via a Bluesky post by an astrophysics undergraduate, who shared, "Hubble Space Telescope images of ...

The Gemini North telescope in Hawaii recently snapped a close-up of the comet that's captured the world’s attention.

The Hubble Space Telescope has snapped some spooky looking photos of our solar system's newest interstellar invader on the ...

The photos reveal a bright and well-developed coma, the cloud of gas and dust surrounding the comet's nucleus, with striking ...

Interstellar objects are visitors from solar systems beyond our own, and the third ever such object, known as 3I/ATLAS, has ...

On July 1, 2025, the Asteroid Terrestrial-impact Last Alert System (ATLAS) survey telescope, located in northern Chile, ...

Like other comets, 12P has a solid nucleus — a hard, icy shell filled with ice, gas and dust — that is surrounded by a fuzzy cloud, or coma made of materials that leak out of the comet's insides.

Spacecraft to Bring Home Comet Dust and Clues. January 9, 2006. By Guy Gugliotta.

As the comet approaches the sun, the ice begins to turn to gas that can burst out of the comet in a cloud of dust that creates a huge, fuzzy cloud around the nucleus called the coma.