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Rosetta: Chronicling Cometary Change

22 Mar 2017, 15:14 UTC
Rosetta: Chronicling Cometary Change ESA
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Learning about the changes that occur on a cometary surface over time was a primary goal of the European Space Agency’s Rosetta mission, which orbited comet 67P/Churyumov-Gerasimenko between August 2014 and September 2016. This was a period when the comet was swinging through the inner Solar System as it closed to perihelion. Now we have vivid evidence of the changes the comet experienced as recorded by Rosetta.

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