In 2004, following more than ten years of research, the European Space Agency decided to send the Rosetta probe to study the 67P comet Churyumov Gerasimenko, nicknamed "Tchoury." After a ten-year voyage and hundreds of millions of miles crossed through space, the probe entered the comet's orbit and stayed there for 18 months--a first in the history of space conquest. Its lander, Philae, a kind...
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