Home2009 Treaties and Agreements ...Italy (09-427) – Agreement for Cooperation on the European Space Agency-Led Planck Mission hide Italy (09-427) – Agreement for Cooperation on the European Space Agency-Led Planck Mission TIAS Office of Treaty Affairs April 27, 2009 Space Cooperation Agreement effected by exchange of notes at Washington February 19 and April 27, 2009; entered into force April 27, 2009. With memorandum of understanding. Download attachment [1,001 KB] Tags Italy Space Treaties