Microscope (MICRO Satellite à traînée Compensée pour l'Observation du Principe d'Equivalence) is a part of the micro-satellite line of CNES (Centre National d'Études Spatiales, France). The objective of the mission is to test the Principle of Equivalence with an accuracy of 10^-15, or three orders of magnitude better than the accuracy that can be achieved with ground-based experiments more...

In RELAGAL we aim to use the data obtained by the errant GALILEO navigation satellites GSAT0201 and GSAT0202 for a precision test of relativity theory. More...

MICAERO/SD focusses at the determination of atmospheric density based on MICROSCOPE accelerometer data. mehr...