Call for Media: Giotto and Rosetta – 25 years of comet science
Thursday, June 9, 2011 - 05:30
in Astronomy & Space
ESA PR 17 2011 Twenty-five years ago, ESA's Giotto spacecraft made its mark in deep space. Passing Halley’s comet at a distance of only 600 km, Giotto was the first mission to perform a close comet flyby.