Fabien Chéreau

Who is Fabien Chéreau?

Fabien Chéreau is a French Research Engineer and computer programmer best known for authoring the planetarium software Stellarium, a free, open source astronomy software package which renders 3D photo-realistic skies in real time.

He previously worked as a Research Engineer at the Paris Astronomical Observatory for the satellite Gaia of European Space Agency on a CNES-funded position for the On-board Detection and the Radial Velocity Spectrometer working groups. He worked in ESO on a plugin for Stellarium, called VirGO, from April 2008 to 2010.

Chéreau wrote the first version of the Gaia on-board detection algorithm. He worked on the definition of the Spectro sky mappers and was in charge of the development of the algorithms for these instruments.