Does anyone want to explain about it ? :’(
A lunar transit of the Sun captured during calibration of STEREO B’s ultraviolet imaging cameras
A lunar transit of the Sun captured during calibration of STEREO B’s ultraviolet imaging cameras thx moonandmoon:
超紫外線撮影中の太陽を、お邪魔かしらとばかりに、月が平気で横切る。
crookedindifference