Scientists reveal comet 3I/ATLAS is up to 12 billion years old, offering insights into ancient planetary systems and cosmic conditions.

Carbon isotopic measurements of the interstellar comet 3I/ATLAS reveal that it may have formed as long ago as 12 billion years and thus represents a preserved fragment of an…

As interstellar comet 3I/ATLAS began moving away from the Sun in December 2025, astronomers took the opportunity to turn NASA’s powerful James Webb Space

The evidence is mounting: this interstellar visitor is even older and weirder than anyone thought

Sua composição química é diferente de tudo que existe no Sistema Solar, diz estudo