Glowing ball of light moved slowly across sky 8/9/16 in UFO in Sheridan, WYBright as the moon, took a full minute to cross from north to south. Even illumination entire time, no sound, no shape just a bright light with slight golden hue appeared to be very slow moving but once overhead disappeared within 25 seconds solely on distance, clear night.Not a shooting star, no flashing lights, no noise. Estimated moving around 5k feet.((NUFORC Note: Overflight of ISS at 2215 hrs. http://heavens-above.com/PassSummary.aspx?satid=25544&lat=44.7972&lng=-106.9562&loc=Sheridan&alt=1142&tz=MSTISS was approximately 403 kilometers above witness. PD))