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Most of the photographs I see of the aurora borealis are green. Is this due to the film used?

William Taylor, Seaford, Virginia
RELATED TOPICS: AURORAE
Aurora borealis
As the friends who joined me on the TravelQuest/Astronomy magazine Norway aurora tour in October can tell you, the northern lights are one of the few night-sky phenomena that look better in person than they do through a heavily processed image. The lights are truly green. They also can appear red, orange, yellow, magenta, and a variety of combinations. Green is the most common color.

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