Home2022 Treaties and Agreements ...Germany (22-315.1) – Amendment and Extension of Memorandum of Understanding for Cooperation on the Gravity Recovery and Climate Experiment Follow-On Mission hide Germany (22-315.1) – Amendment and Extension of Memorandum of Understanding for Cooperation on the Gravity Recovery and Climate Experiment Follow-On Mission TIAS Office of Treaty Affairs March 15, 2022 Space Signed at Potsdam and Washington February 23 and March 15, 2022; entered into force March 15, 2022. Amendment and extension of Memorandum of Understanding of January 31 and February 10, 2014: TIAS 14-210. Download Agreement [242 KB] Tags Germany Space Treaties