n MNASSA : Monthly Notes of the Astronomical Society of South Africa - Rosetta flyby observed from Cape Town : observer's page




Extracted from text ... mnassa vol 64 nos 5 & 6 102 observer's page In March 2004 the European Space Agency (ESA) launched the Rosetta spacecraft on the start of a ten-year journey to ultimately reach comet 67P/ Churyumov-Gerasimenko. As part of its mission it has to make several planetary flybys to use the respective planets gravitational force as a slingshot to build up acceleration for the journey. The first took place on 2005 March 04 with the spacecraft coming to within 2000 kms of the Earth's surface. The next planetary encounter will occur on 2007 February 27 when the probe swings around Mars and then executes another two Earth flybys to ultimately reach its target. I was alerted to the possibility ..


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