equinox

天文·每日一图

春秋分的美丽日落

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太阳在遥远的地平线上落下，在开阔的田野上一条长长的道路的尽头。日落是橙色的，就像周围的天空一样。电线杆排列在路的右侧。有关更多详细信息，请参阅说明。

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托斯卡尼上空的获月

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2023年9月30日 A Harvest Moon over Tuscany Image Credit & Copyright: Antonio Tartarini Explanation: For northern hemisphere dwellers, September’s Full Moon was the Harvest Moon. Reflecting warm hues at sunset, it rises behind cypress trees huddled on a hill top in Tuscany, Italy in this telep

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南半球下午的日行迹

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2023年9月23日 Afternoon Analemma Image Credit & Copyright: Ian Griffin (Otago Museum) Explanation: An analemma is that figure-8 curve you get when you mark the position of the Sun at the same time each day for one year. To make this one, a 4×5 pinhole camera was set up looking north in southe

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三条日轨

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2023年6月21日 Three Sun Paths Image Credit & Copyright: Marcella Giulia Pace & Giuseppe De Donà Explanation: Does the Sun follow the same path every day? No. The Sun’s path changes during the year, tracing a longer route during the summer than the winter. Pictured here, the Sun’s

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春分的羽蛇神金字塔

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2023年3月19日 Equinox at the Pyramid of the Feathered Serpent Image Credit & Copyright: Robert Fedez Explanation: To see the feathered serpent descend the Mayan pyramid requires exquisite timing. You must visit El Castillo — in Mexico’s Yucatán Peninsula — near an equinox. Then,

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世界各地的秋分日出

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2022年9月30日 Equinox Sunrise Around the World Collage Image Copyright: Luca Vanzella Explanation: A planet-wide collaboration resulted in this remarkable array of sunrise photographs taken around the September 2022 equinox. The images were contributed by 24 photographers, one in each of 24 nautical ti

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9月日出时分的光和影

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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

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