Artist's Impression of Rosetta
Date: 18 June 1999
Satellite: Rosetta
Copyright: ESA
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The Rosetta orbiter will chase a comet for two years, sending back valuable data and ensuring Europe retains its lead in comet science. A lander will attach itself to this lump of frozen ice and dust, which is travelling through space at over 130 000 kilometres per hour, and analyse samples.
Last Update: 1 September 2019