Science on the surface of a comet Rosetta shows how comet interacts with the solar wind CometWatch 20 July Chasing a comet from Earth – update on the professional observing campaign Video report: Rosetta orbiter science CometWatch 14 July Inside Imhotep Rosetta and Philae status update Rosetta/Philae outreach team win Sir Arthur Clarke Award Getting to know Rosetta’s comet: boundary conditions CometWatch 7 July Claudia Alexander (1959–2015) Hello, Pluto! Preparing for perihelion CometWatch 25 June New communication with Philae – commands executed successfully