CSG-1Rocket launchby ArianespaceEuropeLaunch time18 Dec 201908:54:20 UTCsuccessRadar Earth observation and exoplanet observation satellites.MissionRocketPayloadsRocket SoyuzSTAlaunched from Guiana Space Centre, ELSFrench GuianaPayloadsNamePurposeMassCommentCHEOPS---CSG-1---