On April 25, 2016 at 21:02 UTC the Russian "Soyuz-STA” rocket-carrier was launched from Kourou launch site in French Guiana. The rocket equipped with the "Fregat-M” booster orbited 5 satellites.Tthe Russian-built Soyuz rocket orbited the Europian “Sentinel-1B” earth observation satellite, a French spacecraft named Microscope to probe the fundamental laws of physics, and three CubeSats from European universities.