Vtg Official NASA Photo - RED NUMBER - taken from Space Shuttle Columbia 1982

Clouds and water on earth provide the backdrop for this scene of the plasma diagnostics package (pdp) experiment in the grasp of the end effector or “hand” of the remote manipulator system (RVS) arm, and other components of the office of space sciences package in the aft section of the Columbia’s cargo hold. The pdp is a compact comprehensive assembly of electromagnetic and particle sensors that will be used to study the interaction of the orbiter wkth its surrounding environment: to the test capabilities of the shuttles remote manipulator system and to carry out experiments in conjunction with the fast pulse electron generator of the vehicle charging and potential experiment… this photo was exposed with a 70mm handheld camera.”