盈凸月与新月的比较
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月掩星
天文·每日一图
曙光时分的三重彩
2020 February 20 Trifecta at Twilight Image Credit & Copyright: Paul Schmit, Gary Schmit Explanation: On February 18, as civil twilight began in northern New Mexico skies, the International Space Station, a waning crescent Moon, and planet Mars for a moment shared this well-planned single field