Walther Pelzer, German Aerospace Center (DLR) executive board member, speaks with NASA Administrator Jim Bridenstine about the robust relationship between their agencies in human and robotic exploration, and prospects for cooperation as NASA pursues the landing of humans on the Moon by 2024, at the Space Symposium, Wednesday, April 10, 2019 in Colorado Springs, Colorado. Photo Credit: (NASA/Aubrey Gemignani)

Director of the NASA Science Mission Directorate’s Planetary Science Division, Dr. Lori Glaze, left, accepts the Lifetime Achievement Award on behalf of the agency from director of the National Museum of Nuclear Science and History, Jim Walther, during the Nuclear Science Week event, Tuesday, Oct. 19, 2021, at The Observatory at America’s Square in Washington. Photo Credit: (NASA/Aubrey Gemignani)

From left to right, Principal Deputy Assistant Secretary for Nuclear Energy at the Department of Energy, Dr. Kathryn Huff, Director of the National Museum of Nuclear Science and History, Jim Walther, and Director of the NASA Science Mission Directorate’s Planetary Science Division, Dr. Lori Glaze, pose for a photo after Dr. Huff and Dr. Glaze accepted the Lifetime Achievement Award on behalf of their agencies during the Nuclear Science Week event, Tuesday, Oct. 19, 2021, at The Observatory at America’s Square in Washington. Photo Credit: (NASA/Aubrey Gemignani)

German Aerospace Center (DLR) executive board chair, Dr. Pascale Ehrenfreund, left, and Walther Pelzer, DLR executive board member, speak with NASA Administrator Jim Bridenstine about the robust relationship between their agencies in human and robotic exploration, and prospects for cooperation as NASA pursues the landing of humans on the Moon by 2024, at the Space Symposium, Wednesday, April 10, 2019 in Colorado Springs, Colorado. Photo Credit: (NASA/Aubrey Gemignani)