撞击双卫一
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Dimorphos
天文·每日一图
DART太空船与双卫一
2023年3月9日 DART vs Dimorphos Image Credit: NASA, Johns Hopkins APL, DART Explanation: On the first planetary defense test mission from planet Earth, the DART spacecraft captured this close-up on 26 September 2022, three seconds before slamming into the surface of asteroid moonlet Dimorphos. The space
天文·每日一图
在太空所见的DART小行星撞击
2022年9月29日 DART Asteroid Impact from Space Image Credit: ASI / NASA Explanation: Fifteen days before impact, the DART spacecraft deployed a small companion satellite to document its historic planetary defense technology demonstration. Provided by the Italian Space Agency, the Light Italian CubeSat f