Astronomy Cast Ep. 299: Space Stations, Part 4 Future Space Stations
Channel: astrospherevids
Date: 2013-05-03

Sometimes a trilogy needs four parts. We've looked at the history and modern era of space stations but now it's time to peer into the future at some space station concepts still in the works. Most of these will never fly, but the ideas are important. We can't call ourselves a true spacefaring civilization until humans live permanently outside the Earth.