shadows

天文·每日一图

明暗交界线附近的月面

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A full Moon is shown but with a much more detailed surface than is usually visible. Many craters, dark lunar mare, and light lunar highlands are discernable. Please see the explanation for more detailed information.
一轮满月展现在眼前，但其表面细节远超平常所见。许多环形山、暗色的月海和明亮的月陆清晰可见。有关更多详细信息，请参阅说明。

天文·每日一图

树荫里的日食

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2023年10月15日 An Eclipse Tree Image Credit & Copyright: Shawn Wyre Explanation: Yes, but can your tree do this? If you look closely at the ground in the featured image, you will see many images of yesterday’s solar eclipse — created by a tree. Gaps between tree leaves act like pinhole

天文·每日一图

地球的影子

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2023年5月9日 Shadows of Earth Image Credit & Copyright: Marcella Giulia Pace Explanation: Can you find two Earth shadows in today’s image? It’s a bit tricky. To find the first shadow, observe that the top part of the atmosphere appears pink and the lower part appears blue. This is beca

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