Home2012 Treaties and Agreements ...European Space Agency (12-717) – Memorandum of Understanding for Cooperation in the Use of United States Landsat Data hide European Space Agency (12-717) – Memorandum of Understanding for Cooperation in the Use of United States Landsat Data TIAS Office of Treaty Affairs July 17, 2012 Space Cooperation: Land Remote Sensing Satellite Data Memorandum of understanding signed at Reston and Paris June 18 and July 17, 2012; entered into force July 17, 2012. With annexes. Download attachment [1 MB] Tags European Space Agency Space Treaties