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

"We hope to gain a deeper understanding of how planetesimals and planets formed in a wide variety of stellar systems, ...

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

When a hunk of ice from another star system hurtles through our cosmic neighborhood, astronomers pay attention. When that ...

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

New evidence suggests that the famous interstellar traveler may be so old that its home system no longer exists.

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

The comet has been on our radars since the summer of 2025, when the Asteroid Terrestrial-impact Last Alert System (ATLAS) ...

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

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

Blasting Most Of Its Water Directly Toward The Sun Juice's SWI instrument revealed that most water vapor was released from ...

The interstellar comet 3I/ATLAS releases water equivalent to 70 Olympic pools daily, providing insights into ancient ...