Interstellar comet 3I/ATLAS is now on its way out of our solar system, never to return. The comet was only the third-ever ...

The interstellar comet 3I/ATLAS changed significantly as it flew by the sun last fall, astronomers have discovered.

Learn how Comet 3I/ATLAS began to emit methane as it approached the sun, releasing compounds contained within its inner ...

Interstellar comet 3I/ATLAS, the third of its kind, is revealing its composition as it heads back into deep space. Scientists ...

Observing the interstellar visitor after its closest approach, astronomers found that its composition appears to have changed ...

Interstellar comet 3I/ATLAS showed changing chemistry near the Sun, revealing clues about its internal structure and offering ...

Scientists observe interstellar comet 3I/ATLAS releasing massive water vapor near the Sun, revealing clues about material ...

Usually, comets are dormant blocks of rock and ice. They only wake up when they get close to a star. The intense heat causes ...

Interstellar comet 3I/ATLAS released methane, a greenhouse gas 80 times stronger than CO₂, as it neared the Sun. This ...

A new intriguing study of the interstellar visitor 3I/ATLAS has revealed that the object’s chemical composition shifted ...

An interstellar comet older than our solar system is releasing water vapour at a rate equivalent to 70 Olympic swimming pools ...

"We estimated an outflow from the comet's nucleus of about two tons per second, equivalent to approximately 70 Olympic ...