Webb links interstellar comet 3I/ATLAS to worlds beyond Neptune through similar ice signatures

Filed by Dr. Kai Vega

A Southwest Research Institute–led study used NASA's James Webb Space Telescope to examine ice grains streaming from interstellar comet 3I/ATLAS, just the third object from beyond our solar system ever identified. The observations point to tiny aggregates of water ice and dust, about a micron or smaller.

Dr. Kai Vega

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