保护地球，探索宇宙，发现文明
2022年10月1日 Lunation Matrix Image Credit & Copyright: Tunc Tezel (TWAN) Explanation: Observe the Moon every night and you’ll see its visible sunlit portion gradually change. In phases progressing from New Moon to Full Moon to New Moon again, a lunar cycle or lunation is completed in about 29.5 days. Top left to bottom right, this 7×4 matrix of...
2022年9月3日 Sun and Moon and ISS Image Credit & Copyright: Wang Letian (Eyes at Night), Jin Ma (Beijing Planetarium) Explanation: On August 25 Sun and Moon could both be seen in planet Earth’s daytime skies. And so could the International Space Station. The ISS crossed the disk of the waning crescent Moon as seen from Shunyi district, Beijing, China...
九月份的天空会发生什么？火星在移动，木星的最佳观测时间，以及一个在秋分点寻找方位的巧妙方法。
2022年8月2日 A Moon Dressed Like Saturn Image Credit & Copyright: Francisco Sojuel Explanation: Why does Saturn appear so big? It doesn’t — what is pictured are foreground clouds on Earth crossing in front of the Moon. The Moon shows a slight crescent phase with most of its surface visible by reflected Earthlight known as ashen glow. The Sun di...
八月份的天空会发生什么？拿起你的双筒望远镜来观测行星，展望英仙座，以及和天鹅座一起翱翔。
2022年7月25日 Find the New Moon Image Credit & Copyright: Mohamad Soltanolkotabi Explanation: Can you find the Moon? This usually simple task can be quite difficult. Even though the Moon is above your horizon half of the time, its phase can be anything from crescent to full. The featured image was taken in late May from Sant Martí d’Empúries, Spain, ...
2022年6月12日 Find the Man in the Moon Image Credit & Copyright: Dani Caxete Explanation: Have you ever seen the Man in the Moon? This common question plays on the ability of humans to see pareidolia — imagining familiar icons where they don’t actually exist. The textured surface of Earth’s full Moon is home to numerous identifications of...
6月份的天空会发生什么？行星解体，知名星团和天琴座的最佳观测。
2022年6月2日 Lunar Occultation of Venus Image Credit & Copyright: Quentin Gineys Explanation: On May 27 Venus rose as the morning star, near the waning crescent Moon in a predawn sky already full of planets. It was close on the sky to the Moon’s crescent and a conjunction of the second an third brightest celestial beacons were enjoyed by skygazers ar...
2022年5月24日 A Deep Sky Behind an Eclipsed Moon Image Credit & Copyright: Andrei Ionut Dascalu Explanation: The plan was to capture a picturesque part of the sky that was hosting an unusual guest. The result included a bonus — an additional and unexpected guest. The beautiful background features part of the central band of our Milky Way galaxy on the far ...