(in cooperation with AstroPilot.info)
Photograph Explanation:

This is a simulation only, not a real photograph. This image was made by Brian Whittaker of www.AstroPilot.info to help motivate and create greater discussion in Noctilucent Clouds. Please pass it on to your friends. Photo: Collage of an actual airborne image of Toronto, Canada and an actual airborne NLC image by BrianWhittaker (.com) as seen on www.SpaceClouds.info. [more]