Archives for February 16, 2015

“In the year 1456 … a Comet was seen passing Retrograde between the Earth and the sun… Hence I dare venture to foretell, that it will return again in the year 1758.” –Edmond Halley When ESA’s Rosetta mission “caught” its target, Comet 67P/Churyumov-Gerasimenko in August, 2014, one of its main science goals was to watch…