ISS005-E-21786 (28 November 2002) --- Backdropped by the blackness of space and Earth’s horizon, astronaut John B. Herrington, STS-113 mission specialist, traverses along a truss on the International Space Station (ISS) during a session of extravehicular activity (EVA). The Canadarm2 / Space Station Remote Manipulator System (SSRMS) is visible in bottom frame.