Comet 3I/ATLAS is the third interstellar visitor and continues to be a treasure trove of information about the condition of its formation. As it speeds through the Solar System, telescopes have been pointed at it, revealing new tidbits about this fascinating space rock. The rest of this article is behind a paywall. Please sign in or subscribe to access the full content.

Just recently, we have learned about the unusual ratio of nickel to iron (both common in comets); comet 3I/ATLAS releases more nickel than Solar System comets and even fellow interstellar object Comet 2I/Borisov .

A yet-to-be-peer-reviewed paper also reports that the third interstellar interloper has been seen releasing hydrogen cyanide, and while death by comet could be a great Agatha Christie novel, the presence o

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