Astronomers observing 3I/Atlas have found unusual jet-like formations and an ‘anti-tail,’ giving new clues about how ...

Why did 3I/ATLAS interstellar comet turn green and hide tail? New telescope images reveal the reasons behind its glowing ...

The latest observations were made on November 5 by researcher Qicheng Zhang of the Lowell Observatory in Arizona ...

Short-period comets get close to the sun much more often than their long-period kin, and every time they do, they deplete more of their gas and dust. Consequently, they don’t typically emit as much ...

Interstellar object 3I/ATLAS no longer has a tail, defying behavior for a “typical comet,” and adding to mystery surrounding ...

Comet 3I/ATLAS is just the third observed interstellar object ever witnessed in Earth's solar system. The Gemini South telescope in Chile is the latest observatory to get a glimpse of the object as it ...

On October 29, Comet 3I/ATLAS reached its closest point to the Sun. This point, known as perihelion, was around 210 million ...

Scientists have discovered seven more "dark comets," and analysis of this haul suggests that the puzzling planetoids are divided into two distinct families, further deepening the mystery of why these ...

For those of you who like interesting night sky phenomena, there are actually two comets that are visible right now. Comet Lemmon and Comet SWAN were each discovered recently, so unlike, for instance, ...