Ukukhanya okulundwa kusakazwa kakhulu ngamarhowo akumoyambulunga kunamanye amabangacuphi, azungeze umhlaba ngobuhalalazi obulundwa ku-I-stratosphere, ngaphezu kwamafu e-I-troposphere, lapho bubonwa ngesikhumulo se-ISS ekuphakameni okungama-Template:Cvt km (208 mi) (Inyanga ibonakala njenge-crescent ngemuva kude).
