Artificially created airglow by neutral gas release .
中性气体释放人工产生气辉。
The nighttime airglow , or nightglow , correspond to the intensity of a candle at100m distance .
夜间辉光或夜辉相当于在100米距离的一支烛光的强度。
Airglow is the emission of light by atoms and molecules in the upper atmosphere when they are excited by ultraviolet radiation .
大气辉光是高层大气中的某些原子和分子在被紫外线照射激发后发出的光。
Light from the rising sun illuminates the curvature of the earth limb ( horizon line ) at image top , but does not completely overwhelm the airglow visible at image top left .