样本返回

2023年9月29日 Back from Bennu Image Credit: NASA/Keegan Barber Explanation: Back from asteroid 101955 Bennu, a 110-pound, 31-inch wide sample return capsule rests in a desert on planet Earth in this photo, taken at the Department of Defense Utah Test and Training Range near Salt Lake City last Sunday, […]

2023年9月21日 Tagging Bennu Image Credit: OSIRIS-REx, University of Arizona, NASA, Goddard Scientific Visualization Studio Explanation: The OSIRIS-REx spacecraft’s arm reached out and touched asteroid 101955 Bennu on October 20, 2020, after a careful approach to the small, near-Earth asteroid&#82