Speed of Light

What we have here are a set of animations that show the speed of light relative to our nearest neighbors in space.


Around the Earth


Between Earth and Moon

Between Earth and Mars
Via The Silicon Graybeard and Business Insider. They paint a dismal picture of the future of space exploration, but they don't consider time dilation, which makes all things possible. Traveling anywhere in space will still mean being trapped in a metal box for months or years on end, which is sort of similar to the sea voyages made when people first set out to explore our planet.