RT @AstroKatie: In the middle of this image is a crack going through the “neck” of Comet 67P. It will break apart at some point! http://t.co/dzo2j6wN8V
RT @AstroKatie: In the middle of this image is a crack going through the “neck” of Comet 67P. It will break apart at some point! http://t.co/dzo2j6wN8V