![The structural and thermal model of the BepiColombo Mercury Planetary Orbiter in the Large Space Simulator at ESA’s Test Centre in Noordwijk, the Netherlands, ready for a dry run in preparation for thermal-balance testing.](https://appel.nasa.gov/wp-content/uploads/2012/05/BepiColombo_MPO_LSS__PAVO-5817-670x380.jpg)
International Collaboration on BepiColombo
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By Elsa Montagnon BepiColombo is a collaborative mission to Mercury between the European Space Agency (ESA) and the Japanese Aerospace Exploration Agency (JAXA) due to launch in August 2015.