ESA astronaut Samantha Cristoforetti's Futura mission as part of Expedition 42/43, staying for six months on the International Space Station between November 2014 and May 2015. The mission is provided by Italy’s ASI space agency.
Rosetta is making the most detailed study of a comet ever attempted. It is following Comet 67P on its journey through the inner Solar System, measuring the increase in activity as the icy surface is warmed up by the Sun. Philae, a small lander, was released onto the surface in November 2014.