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The Flybys of Asteroids 2867 Steins, 21 Lutetia, and 4179 Toutatis

Barucci, M. A.; Thomas, N.; Fulchignoni, M. +2 more

Three flybys of asteroids have occurred in the period between 2008 and 2012. (2867) Šteins and (21) Lutetia have been observed by the European Space Agency's Rosetta spacecraft, and (4179) Toutatis was observed by the Chinese National Space Agency's Chang'e-2. The properties of these three bodies are very different from other asteroids visited to …