日出天空的暗影
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crepuscular rays
天文·每日一图
八月的月光束
2023年8月4日 Moonrays of August Image Credit & Copyright: Gianni Tumino Explanation: A Full Moon rose as the Sun set on August 1. Near perigee, the closest point in its almost moonthly orbit, the brighter than average lunar disk illuminated night skies around planet Earth as the second supermoon o
天文·每日一图
9月日出时分的光和影
2022年9月24日 September Sunrise Shadows Image Credit & Copyright: Donato Lioce Explanation: The defining astronomical moment for this September’s equinox was on Friday, September 23, 2022 at 01:03 UTC, when the Sun crossed the celestial equator moving south in its yearly journey through plan
天文·每日一图
丹麦上空的满月与云隙光
2022年7月27日 Crepuscular Moon Rays over Denmark Image Credit & Copyright: Ruslan Merzlyakov (astrorms) Explanation: This moon made quite an entrance. Typically, a moonrise is quiet and serene. Taking a few minutes to fully peek above the horizon, Earth’s largest orbital companion can remain
天文·每日一图
来自食日的火红云隙光
2022年5月30日 Red Crepuscular Rays from an Eclipse Image Credit & Copyright: Fefo Bouvier Explanation: What’s happening behind that island? Things both expected and unexpected. Expected, perhaps, the pictured rays of light — called crepuscular rays — originate from the Sun. Unexp