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The sun may have stripped away meters of interstellar comet 3I/ATLAS

The interstellar comet 3I/ATLAS brought material from another planetary system within reach of our telescopes, but reading its chemistry poses a problem. Energetic particles encountered during its journey through space may have changed its outer layers, so how much of what astronomers detect still r

Phys.org ScienceOctober 20, 20261 min read
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The sun may have stripped away meters of interstellar comet 3I/ATLAS

The interstellar comet 3I/ATLAS brought material from another planetary system within reach of our telescopes, but reading its chemistry poses a problem. Energetic particles encountered during its journey through space may have changed its outer layers, so how much of what astronomers detect still reflects the comet's birthplace?

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