The most difficult phase of the rosetta mission was the final rendezvous with the fast moving comet after the braking manoeuvres in may august 2014 the priority was to edge closer to the nucleus starting from about 100 km at arrival on 6 august since that took place before rosettas. Astronomers studied comets avidly for much of the early twentieth century slowly reaching a consensus about their sporadic nature and icy origins with the advent of the space age comet research was given a second wind with the opportunity to launch spacecraft into the solar system to meet and greet these celestial visitors this endeavour will reach new heights with esas rosetta mission . Get this from a library rendezvous in space the science of comets john c brandt robert dewitt chapman the return of halleys comet has historically served to reinvigorate comet research the 1985 86 fly by was the subject of extensive inquiry by scientists using technology of unprecedented power and . On 20 january 2014 after 957 days of hibernation in deep space esas rosetta spacecraft is set to wake up en route to the destination it has been travelling towards for nearly a decade it will draw steadily closer to comet 67p churyumov gerasimenko and on approaching the nucleus will dispatch
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