达文西灰光
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earthshine
天文·每日一图
金星与达文西辉光
2023年3月25日 Venus and the Da Vinci Glow Image Credit & Copyright: Giorgia Hofer Explanation: On March 23 early evening skygazers could watch Venus and a young crescent moon, both near the western horizon. On that date Earth’s brilliant evening star, faint lunar night side and slender sunli
天文·每日一图
西西里上空的地照光眉月
2021年10月18日 Earthshine Moon over Sicily Image Credit & Copyright: Dario Giannobile Explanation: Why can we see the entire face of this Moon? When the Moon is in a crescent phase, only part of it appears directly illuminated by the Sun. The answer is earthshine, also known as earthlight and the
天文·每日一图
月光里的金星与火星
2021年7月16日 Love and War by Moonlight Image Credit & Copyright: Shi Huan Explanation: Venus, named for the Roman goddess of love, and Mars, the war god’s namesake, come together by moonlight in this serene skyview, recorded on July 11 from Lualaba province, Democratic Republic of Congo, pl
天文·每日一图
水星与达文西灰光
2021年7月10日 Mercury and the Da Vinci Glow Image Credit & Copyright: Gabriel Funes Explanation: On July 8th early morning risers saw Mercury near an old Moon low on the eastern horizon. On that date bright planet, faint glow of lunar night side, and sunlit crescent were captured in this predawn s