A rare bird's eye view of the Earth.<br/> <br />These stunning images were captured by NASA with High Definition Earth Viewing cameras.<br/> <br />All from the exterior of the International Space Station.<br/> <br />The cameras were enclosed in temperature-specific housing units.<br/> <br />The harsh radiation of space -- and its affect on video quality -- is expected to teach engineers which cameras are the best to use on future missions.
