Continuing 30 Consecutive Years of Ocean Observation: Cheollian 6 Development Project Passes Preliminary Feasibility Study. The development project for Cheollian 6, a geostationary environment and ocean satellite jointly planned by the Ministry of Oceans and Fisheries, the Korea Aerospace Administration, and the Ministry of Climate, Energy and Environment, has passed the preliminary feasibility study for national R&D projects. The Cheollian sate…