RT @ROGAstronomers: Close up comet pics from @ESA_Rosetta are on Flickr, taken about 7.4 km from comet’s surface: ow.ly/DvfoF http://t.co/UwwSBt93pf
RT @ROGAstronomers: Close up comet pics from @ESA_Rosetta are on Flickr, taken about 7.4 km from comet’s surface: ow.ly/DvfoF http://t.co/UwwSBt93pf