Extravehicular Activity (EVA) Views – STS-41B

Astronaut Robert L. Stewart, Mission Specialist (MS), uses his hands to control his movement in space while using the nitrogen propelled Manned Maneuvering Unit (MMU). He is participating in a EVA, a few meters away from the cabin of the Shuttle Challenger. MS Stewart is centered in a background of clouds and Earth in this view of his EVA. He is floating without tethers attaching him to the Shuttle.