Geminid Meteors over Xinglong Observatory via NASA https://t.co/MCOQTVzGOs pic.twitter.com/6j7ZBAJVhQ
— Dr.(Shirai)Hakase – AICU media編集長 しらいはかせ (@o_ob) December 13, 2020
Geminid Meteors over Xinglong Observatory via NASA https://t.co/MCOQTVzGOs https://t.co/6j7ZBAJVhQ