It’s only 250 miles away, but it seems farther. Since the first crew went aboard, in 2000, the International Space Station has been humanity’s most distant outpost, a bridge to our space future and one of the engineering marvels of our time. On any given night, you might see them as a single bright, moving light: six people from different countries, circling the world at five miles per second.
Photo bottom right corner of first panel courtesy of Reuters/Richard Carson. All other photos courtesy NASA.