Sci-fi art by Vincent Di Fate.
The orbital outpost of the future on a 1957 space card from Topps.
The space colony of the future, pictured in 1975 NASA concept art by Rick Guidice.
1978 Soviet postcard with space art by Andrei Sokolov and cosmonaut Alexei Leonov.
Future space station, illustrated by Andrei Sokolov, printed on a 1978 Soviet postcard.
Vincent Di Fate cover art for Timemaster by Robert L. Forward, 1992
A spectacular view of the International Space Station, set against the Earth, seen from the Space Shuttle Discovery during relative separation, September 8, 2009.
The International Space Station high above a vibrantly blue Earth, photographed from the Shuttle Endeavour, August 19, 2007. (NASA)
Marvelous Earth and the International Space Station, photographed from the departing Shuttle Endeavour on August 19, 2007.
Future astronauts on the proposed Space Station Freedom in 1980s NASA concept art by Harold Smelcer.