Jean-Yves Le Gall, President of International Astronautical Federation (IAF), delivers remarks during the opening ceremony of the 70th International Astronautical Congress, Monday, Oct. 21, 2019 at the Walter E. Washington Convention Center in Washington. Photo Credit: (NASA/Bill Ingalls)

Jean-Yves Le Gall, President of the Centre National d’Études Spatiales (CNES) talks with NASA Administrator Jim Bridenstine during a meeting at the 70th International Astronautical Congress, Thursday, Oct. 24, 2019, in Washington. Photo Credit: (NASA/Bill Ingalls)

Jean-Yves Le Gall, President of the Centre National d’Études Spatiales (CNES), left, shakes hands with NASA Administrator Jim Bridenstine after signing an amendment to the Surface Water and Ocean Topography Mission agreement at the 70th International Astronautical Congress, Thursday, Oct. 24, 2019, in Washington. Photo Credit: (NASA/Bill Ingalls)

Jean-Yves Le Gall, president of the French space agency, National Centre for Space Studies (CNES), tests a robotic arm at the NASA exhibit during the 70th International Astronautical Congress, Wednesday, Oct. 23, 2019, at the Walter E. Washington Convention Center in Washington. Photo credit: (NASA/Aubrey Gemignani)

Jean-Yves Le Gall, president of the French space agency, National Centre for Space Studies (CNES), tries virtual reality viewers at the NASA exhibit during the 70th International Astronautical Congress, Wednesday, Oct. 23, 2019, at the Walter E. Washington Convention Center in Washington. Photo credit: (NASA/Aubrey Gemignani)

Jean-Yves Le Gall, President of the Centre National d’Études Spatiales (CNES), 2nd from right, talks with NASA Administrator Jim Bridenstine, 4th from left, during a meeting at the 70th International Astronautical Congress, Thursday, Oct. 24, 2019, in Washington. Photo Credit: (NASA/Bill Ingalls)

NASA Administrator Charles Bolden, left, and Centre National d'Études Spatiales (CNES) President Jean-Yves Le Gall talk after signing an agreement to move from feasibility studies to implementation of the Surface Water and Ocean Topography (SWOT) mission, Friday, May 2, 2014 at NASA Headquarters in Washington. The SWOT mission will use wide swath altimetry technology to produce high-resolution elevation measurements of the surface of lakes, reservoirs, and wetlands and of the ocean surface. Photo Credit: (NASA/Bill Ingalls)

Philippe Étienne, French Ambassador to the U.S., right, and Jean-Yves Le Gall, president of the French space agency, National Centre for Space Studies (CNES), left, try virtual reality viewers at the NASA exhibit during the 70th International Astronautical Congress, Wednesday, Oct. 23, 2019, at the Walter E. Washington Convention Center in Washington. Photo credit: (NASA/Aubrey Gemignani)

Jean-Yves Le Gall, president of the French space agency, National Centre for Space Studies (CNES), tests a robotic arm at the NASA exhibit, while Philippe Étienne, French Ambassador to the U.S., center, watches, during the 70th International Astronautical Congress, Wednesday, Oct. 23, 2019, at the Walter E. Washington Convention Center in Washington. Photo credit: (NASA/Aubrey Gemignani).

NASA Administrator Charles Bolden, left, and Centre National d'Études Spatiales (CNES) President Jean-Yves Le Gall sign an agreement to move from feasibility studies to implementation of the Surface Water and Ocean Topography (SWOT) mission, Friday, May 2, 2014 at NASA Headquarters in Washington. The SWOT mission will use wide swath altimetry technology to produce high-resolution elevation measurements of the surface of lakes, reservoirs, and wetlands and of the ocean surface. Photo Credit: (NASA/Bill Ingalls)

Philippe Étienne, French Ambassador to the U.S., center, and Jean-Yves Le Gall, president of the French space agency, National Centre for Space Studies (CNES), right, are seen talking to NASA Chief of Staff Janet Karika at the NASA exhibit during the 70th International Astronautical Congress, Wednesday, Oct. 23, 2019, at the Walter E. Washington Convention Center in Washington. Photo credit: (NASA/Aubrey Gemignani)

Seishiro Kibee on behalf of the International Astronautical Federation Awards Committee, left, NASA Administrator Jim Bridenstine, Luke Newell, grandson of Apollo 11 command module pilot Michael Collins, Mark Armstrong, son of Apollo 11 commander Neil Armstrong, and Apollo 11 lunar module pilot Buzz Aldrin, and Jean-Yves Le Gall, President of International Astronautical Federation (IAF), right, pose for a picture after the 2019 World Space Award was presented to the Apollo 11 crew during the opening ceremony of the 70th International Astronautical Congress, Monday, Oct. 21, 2019 at the Walter E. Washington Convention Center in Washington. Photo Credit: (NASA/Joel Kowsky)

Seishiro Kibee on behalf of the International Astronautical Federation Awards Committee, left, NASA Administrator Jim Bridenstine, Luke Newell, grandson of Apollo 11 command module pilot Michael Collins, Mark Armstrong, son of Apollo 11 commander Neil Armstrong, and Apollo 11 lunar module pilot Buzz Aldrin, and Jean-Yves Le Gall, President of International Astronautical Federation (IAF), right, pose for a picture after the 2019 World Space Award was presented to the Apollo 11 crew during the opening ceremony of the 70th International Astronautical Congress, Monday, Oct. 21, 2019 at the Walter E. Washington Convention Center in Washington. Photo Credit: (NASA/Bill Ingalls)

Philippe Étienne, French Ambassador to the U.S., center, and Jean-Yves Le Gall, president of the French space agency, National Centre for Space Studies (CNES), left, speak to NASA astronaut Doug Wheelock at the NASA exhibit during the 70th International Astronautical Congress, Wednesday, Oct. 23, 2019, at the Walter E. Washington Convention Center in Washington. Photo credit: (NASA/Aubrey Gemignani)

Jean-Yves Le Gall, president of the French space agency, National Centre for Space Studies (CNES), center, shakes hands with NASA astronaut Doug Wheelock after he and Philippe Étienne, French Ambassador to the U.S., second from left, visited the NASA exhibit during the 70th International Astronautical Congress, Wednesday, Oct. 23, 2019, at the Walter E. Washington Convention Center in Washington. Photo credit: (NASA/Aubrey Gemignani)

Pascale Ehrenfreund, Incoming President of the International Astronautical Federation (IAF), left, and Jean-Yves Le Gall, President of International Astronautical Federation (IAF), second from left, facilitate a panel with NASA Administrator Jim Bridenstine, Johann-Dietrich Woerner, Director General of ESA (European Space Agency), Hiroshi Yamakawa, President of the Japan Aerospace Exploration Agency (JAXA), Sylvain Laporte, President of the Canadian Space Agency, Sergey Krikalev, Executive Director for Piloted Spaceflights for Roscosmos, and S. Somanath, Director of Vikram Sarabhai Space Centre, Indian Space Research Organization (ISRO), for the Heads of Agency Plenary of the 70th International Astronautical Congress, Monday, Oct. 21, 2019 at the Walter E. Washington Convention Center in Washington. Photo Credit: (NASA/Joel Kowsky)

NASA Administrator Jim Bridenstine, center in red tie, joins Jean-Yves Le Gall, President of International Astronautical Federation (IAF), and other space agency leaders and dignitaries for the ceremonial ribbon cutting to the exhibit hall at the 70th International Astronautical Congress, Monday, Oct. 21, 2019 at the Walter E. Washington Convention Center in Washington. Photo Credit: (NASA/Bill Ingalls)