What are comets made of? It's one of the questions the Rosetta mission to comet 67P/Churyumov-Gerasimenko hopes to answer. Find out more about the mission at http://rosetta.jpl.nasa.gov/
Credit:
- NASA / JPL
What are comets made of? It's one of the questions the Rosetta mission to comet 67P/Churyumov-Gerasimenko hopes to answer. Find out more about the mission at http://rosetta.jpl.nasa.gov/
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