Bristlecones Sunset No HDR - Patriarch Grove
This image is copyrighted and all rights reserved. It may not be used in any form without my permission. This image may be used in flickr galleries. This image is available for licensing. It may not be used for free.
This is an image from a single exposure processed in Photoshop CS5. Compare the differences in the HDR image.
The orange band is an afterglow or sky-glow opposite the setting sun that is caused by the scattering of light by very small particles in the atmosphere. The blue band is Earth's shadow (also sometimes known as the dark segment) and is caused by the shadow that the Earth casts on its atmosphere.