Acting Assistant Secretary of State for Oceans and International Environmental and Scientific Affairs Jennifer R. Littlejohn delivers remarks during an Artemis Accords signing ceremony, Thursday, September 14, 2023, at the German Ambassador’s Residence in Washington. Germany is the 29th country to sign the Artemis Accords, which establish a practical set of principles to guide space exploration cooperation among nations participating in NASA’s Artemis program. Photo Credit: (NASA/Keegan Barber)