There's a huge difference between an entire metropolitan mega-city like the US East Coast projecting billions of watts of light into the sky, and a thousand sat

There's a huge difference between an entire metropolitan mega-city like the US East Coast projecting billions of watts of light into the sky, and a thousand sattelites in the vastness of LEO which occasionally passing overhead for a few moments. They contribute to light pollution on scales removed from each other by several orders of magnitude.