标签: sample return

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从贝努归来

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, September 24. Dropped off by the OSIRIS-Rex spacecraft, the ...

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轻触贝努

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’s boulder-strewn surface. Dubbed a Touch-And-Go (TAG) sam...

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名为罗切特的火星岩块

2021年8月28日 Mars Rock Rochette Image Credit: NASA, JPL-Caltech Explanation: Taken on mission sol 180 (August 22) this sharp image from a Hazard Camera on the Perseverance rover looks out across a rock strewn floor of Jezero crater on Mars. At 52.5 centimeters (21 inches) in diameter, one of the rover’s steerable front wheels is at lower left in the fram...