Proba-V maps land cover and monitors vegetation growth across the globe. Launched along with Proba-V are the first Earth observation satellite for Vietnam, VNREDSat 1A, and the first Estonian satellite ESTCube-1. ESTCube-1 is also the first satellite in the world to attempt the use of an electric solar wind sail.
Sun-Synchronous OrbitGlonass-M, also known as Uragan-M, are the second generation of Uragan satellite design used for GLONASS satellite navigation system. GLONASS is a Russian space-based navigation system comparable to the similar GPS and Galileo systems. This generation improves on accuracy, power consumption and design life. Each satellite weighs 1415 kg, is equipped with 12 L-band antennas, and has an operational lifetime of 7 years.
Medium Earth Orbit