标签： TLE

天文·每日一图

 由 

中气层的红色精灵

2020年7月4日 Meeting in the Mesosphere Image Credit & Copyright: Stephane Vetter (TWAN, Nuits sacrees) Explanation: A sensitive video camera on a summit of the Vosges mountains in France captured these surprising fireworks above a distant horizon on June 26. Generated over intense thunderstorms, this one about 260 kilometers away, the brief and mysterious ...

天文·每日一图

 由 

影子里的月亮

2020 January 24 Into the Shadow Image Credit & Copyright: Laszlo Francsics Explanation: On January 21, 2019 moonwatchers on planet Earth saw a total lunar eclipse. In 35 frames this composite image follows the Moon that night as it crossed into Earth’s dark umbral shadow. Taken 3 minutes apart, they almost melt together in a continuous screen that ...