We talk with Prof. Dr. Tilman Spohn from the DLR Institute of Planetary Research, which participated in the development of three key instruments for the mission.
Rosetta's trip has lasted more than 12 years. It will come to an end Friday in a spectacular (and calculated) crash landing on comet Chury, using the fatal plunge to gather one last batch of data.
Scientists have given up hope of restoring contact with the space probe, after its solar batteries were shaded from the sun. The comet landing, in November 2014, was hailed as a remarkable feat of precision space travel.
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