- As the Rosetta orbiter nears the comet Churyumov-Gerasimenko 67P and prepares to fire the Philae lander at its surface, scientists from the European Space Agency (ESA) have been puzzled by an unexpected phenomenon: the comet is ‘singing’. http://www.independent.co.uk/news/science/the-rosetta-comet-is-singing-as-the-orbiter-approaches-the-esa-uploads-audio-of-the-comets-warbling-magnetic-song-9854229.html 61 comments worldnews