The green colour is caused by the oxygen, the reds, and blues are fron the nitrogen.
Just random facts
www.area51zone.com...
Here, information on the aurora you are looking for. not too sure of its accuracy though.
[edit on 13-4-2010 by Senz20]
Michael Schratt, an aerospace historian regarding top secret craft that he has investigated and documented. As a top notch researcher, he has met with and interviewed many NASA and defense department individuals regarding these classified projects as well as civilians. This impromtu interview reveals important evidence and as well as anecdotes that will fascinate even those who are not wild over cool planes and unidentified craft in our skies today. --Kerry Cassidy, Project Camelot
Originally posted by DJM8507
There is a pretty intensive thread about it here on ATS.
www.abovetopsecret.com...
Here is an interesting photograph from 1990
blog.nationmultimedia.com...
Here is a good page with some info on it as well.
www.globalsecurity.org...
[edit on 13-4-2010 by DJM8507]
The Aurora, a long-range patrol aircraft able to fly over 9,000 km without refueling and Canada's only strategic airborne land and sea surveillance aircraft. Designed originally for anti-submarine warfare, the Aurora remains capable of detecting the latest generation of stealthy submarines. But its multi-role capability means it's also ready to tackle a variety of different missions.