The ExoMars programme comprises two missions. The first (due to launch in March 2016) consists of the Trace Gas Orbiter, which will investigate the biological or geological origin of important gases on Mars, plus Schiaparelli, an entry, descent and landing demonstrator module.
The second mission is planned for launch in 2018 and comprises a rover with drill and a stationary surface science platform. ExoMars is a cooperation between ESA and Roscosmos. Read online