Scene of an extended solar array experiment (SAE) panel during the OAST-1 experiment. View was shot from the orbiter window by one of the STS 41-D crewmembers.

An STS-41D onboard photo shows the Solar Array Experiment (SAE) panel deployment for the Office of Aeronautics and space Technology-1 (OAST-1). OAST-1 is several advanced space technology experiments utilizing a common data system and is mounted on a platform in the Shuttle cargo bay.