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- Tue Feb 17, 2009 2:06 pm
- Forum: The Bridge: Discuss an Astronomy Picture of the Day
- Topic: APOD: Unusual Red Glow Over Minnesota (2009 Feb 17)
- Replies: 201
- Views: 47661
Re: Unusual Red Glow Over Minnesota (2009 February 17)
I think the most logical conclusion would be that the light of the sunset is being scattered by moisture in the air. Red light has the longest wavelengths in the visible spectrum and it's likely that combination of the angle of this viewer as well as the filtration of the light through the aircraft ...