Swiss Federal Councillor Guy Parmelin signs the Artemis Accords, Monday, April 15, 2024, at the Mary W. Jackson NASA Headquarters building in Washington. Switzerland is the 37th 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)

Swiss Federal Councillor Guy Parmelin, right, shakes hands with NASA Administrator Bill Nelson, left, after signing the Artemis Accords, Monday, April 15, 2024, at the Mary W. Jackson NASA Headquarters building in Washington. Switzerland is the 37th 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)

Swiss Federal Councillor Guy Parmelin delivers remarks during an Artemis Accords signing ceremony, Monday, April 15, 2024, at the Mary W. Jackson NASA Headquarters building in Washington. Switzerland is the 37th 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)

Swiss Federal Councillor Guy Parmelin signs the Artemis Accords as NASA Administrator Bill Nelson, left, and Swiss State Secretary Martina Hirayama, right, look on, Monday, April 15, 2024, at the Mary W. Jackson NASA Headquarters building in Washington. Switzerland is the 37th 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)

From left to right, Swiss Federal Councillor Guy Parmelin, Swiss Ambassador to the United States Jacques Pitteloud, and NASA Administrator Bill Nelson meet prior to an Artemis Accords signing ceremony, Monday, April 15, 2024, at the Mary W. Jackson NASA Headquarters building in Washington. Switzerland is the 37th 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)

From left to right, Swiss State Secretary Martina Hirayama, Swiss Federal Councillor Guy Parmelin, NASA Administrator Bill Nelson, and ESA (European Space Agency) astronaut Marco Sieber, meet prior to an Artemis Accords signing ceremony, Monday, April 15, 2024, at the Mary W. Jackson NASA Headquarters building in Washington. Switzerland is the 37th 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)

From left to right, Swiss State Secretary Martina Hirayama, Swiss Federal Councillor Guy Parmelin, NASA Administrator Bill Nelson, and ESA (European Space Agency) astronaut Marco Sieber, meet prior to an Artemis Accords signing ceremony, Monday, April 15, 2024, at the Mary W. Jackson NASA Headquarters building in Washington. Switzerland is the 37th 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)

From left to right, Acting Department of State Deputy Assistant Secretary Valda Vikmanis, NASA Administrator Bill Nelson, Swiss Federal Councillor Guy Parmelin, and Swiss State Secretary Martina Hirayama, pose for a photo during an Artemis Accords signing ceremony, Monday, April 15, 2024, at the Mary W. Jackson NASA Headquarters building in Washington. Switzerland is the 37th 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)

Swiss Federal Councillor Guy Parmelin delivers remarks as, seated left to right, Acting Department of State Deputy Assistant Secretary Valda Vikmanis, NASA Administrator Bill Nelson, and Swiss State Secretary Martina Hirayama, look on during an Artemis Accords signing ceremony, Monday, April 15, 2024, at the Mary W. Jackson NASA Headquarters building in Washington. Switzerland is the 37th 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)

Acting Department of State Deputy Assistant Secretary Valda Vikmanis delivers remarks as, seated left to right, NASA Administrator Bill Nelson, Swiss Federal Councillor Guy Parmelin, and Swiss State Secretary Martina Hirayama, look on during an Artemis Accords signing ceremony, Monday, April 15, 2024, at the Mary W. Jackson NASA Headquarters building in Washington. Switzerland is the 37th 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)

From left to right, Head of Swiss Space Office Renato Krpoun, ESA (European Space Agency) astronaut Marco Sieber, Acting Department of State Deputy Assistant Secretary Valda Vikmanis, NASA Administrator Bill Nelson, Swiss Federal Councillor Guy Parmelin, and Swiss State Secretary Martina Hirayama, University of Bern Director Space & Planetary Sciences Peter Wurz, and Swiss Ambassador to the United States Jacques Pitteloud, pose for a photo during an Artemis Accords signing ceremony, Monday, April 15, 2024, at the Mary W. Jackson NASA Headquarters building in Washington. Switzerland is the 37th 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)