关于这张图
STS064-72-093 (10 Sept. 1994) --- With the blue and white Earth as a backdrop 130 miles below, the Shuttle Plume Impingement Flight Experiment (SPIFEX) is at work on the end of the Remote Manipulator System (RMS) arm. The 50-feet-long arm is extended to 80 feet with the temporary addition of the SPIFEX hardware. The image was exposed with a 70mm handheld Hasselblad camera from inside the space shuttle Discovery's crew cabin. Photo credit: NASA or National Aeronautics and Space Administration
