93 million miles away my Aunt Fannie!
You can believe that BS, but not me.
The rays would be straight down, not at an angle like they are. That's a local light source.
Perspective. The ground is closer to the photographer than the clouds. Just like your railroad picture.
Also, if the sun moves away from us, why does it not get smaller? If anything, it and the moon appear bigger on the horizon than when overhead.