Iridium Flares of Dinétah - Window Rock at night on Sept. 23rd, 2011. If you look closely just above the rocks in the center, you can see white streaks forming a cross that are either Iridium Flares or debris burning up from NASA’s UARS Satellite.
http://en.wikipedia.org/wiki/Iridium_flares
http://en.wikipedia.org/wiki/Upper_Atmosphere_Research_Satellite#Re-entry
been there!