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Ask a Scientist: Gases in Comet Hartley 2 - Transcript

Hi, my name is Kurt and I'm in the 4th grade. My question about the comet Hartley is what kind of gases will be emitted from it?

Lori Feaga, EPOXI, Univ. of Maryland:
Hartley 2 should emit normal cometary gases, which include water, carbon monoxide, carbon dioxide and other organics like methanol or methane. These are carbon-chain molecules, the building blocks of life.

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