The newly-installed Alpha Magnetic Spectrometer-2 (AMS) is visible at center left. The blackness of space and Earth's horizon provide the backdrop for the scene.
S134-E-007532 (20 May 2011) — The starboard truss of the International Space Station is featured in this image photographed by an STS-134 crew member while space shuttle Endeavour remains docked with the station. The newly-installed Alpha Magnetic Spectrometer-2 (AMS) is visible at center left. The blackness of space and Earth’s horizon provide the backdrop for the scene. Photo credit: NASA