While shooting time-lapse Astrophotography I saw an extremely bright Orange to Red changing light moving East to West at +20 degrees.

During my time-lapse Astro-imaging session on M101 Pinwheel Galaxy I saw an extremely bright Orange to Red light, oscillating slowly back and forth from a brilliant Orange to bright Red... 
This object was moving East to West at 9:58pm on June-25-22…
Having been long involved in all types of Aircraft as well as their, ATC, ILS, Nav radio communications, as well as their navigating lighting protocols, there were no flashing strobes or night lighting emanating from this silent source... 
I must note the intense magnitude in brightness and near moon size instantly reminded me of the brightness associated with welding... This is probably a poor definition but may simply summarize the shock and awe I experienced... I initially worried it may have been an aircraft with titanium components burning with it's brightness…
With my years photographing deep sky objects ie: Nebula, Galaxies, Planets, Lunar, on a Computerized GoTo Tracking Mount I've never experienced anything like this... UFO's have never been of any interest to me…
Note: I didn't have time to set proper exposure to capture the color accurately on the photos I grabbed with my Samsung Galaxy S9 phone...