"An astronaut's view of Earth from space is quite different than what most people see."
In the vastness of outer space, astronauts can see a lot more than just the Earth. The sky appears dark, as if they are immersed in another dimension altogether. Why does this happen? It actually has to do with how they "see" light from an outside source. Let's take a closer look at how an astronaut’s vision works so you can understand why their view of the sky is perhaps not quite what you might expect.
