This is a Space Shuttle Orbiter Atlantis (STS-46) onboard photo of the Tethered Satellite System (TSS-1) deployment. A cooperative development effort by the Italian Space Agency (ASI) and NASA, the Tethered Satellite System (TSS) made capable the deployment and retrieval of a satellite which is attached by a wire tether from distances up to 100 km from the Orbiter. These free-flying satellites are used as observation platforms outside of the Orbiter.