question regarding "nothing moving faster than the speed of light": suppose a very bright light source is shining out into space. 100 meters from the light source, a rocket ship flies past at 0.5c. The ship's shadow is cast onto a planet that is 2000 meters away. Letting everything be in the same time frame, how fast is the ship's shadow moving?

Question regarding "nothing moving faster than the speed of light": suppose a very bright light s...