RT @ESA_Rosetta: As well as taking images, I’m tasting comet gas, sensing plasma and more, right to the end of #CometLanding! ow.ly/dBAZ304ImPA
RT @ESA_Rosetta: As well as taking images, I’m tasting comet gas, sensing plasma and more, right to the end of #CometLanding! ow.ly/dBAZ304ImPA