STS-55 Columbia, Orbiter Vehicle (OV) 102, payload bay with SL-D2 module

STS055-26-023 (26 April-6 May 1993) --- Lightning and man-made lights on Earth can be seen in this fast speed, 35mm frame photographed by a STS-55 crew member in the Space Shuttle Columbia's cabin. The cluster of lights near frame center is believed to be from Mexico City. Onboard the spacecraft were astronauts Steven R. Nagel, Terence T. (Tom) Henricks, Jerry L. Ross, Bernard A. Harris Jr. and Charles J. Precourt, along with German payload specialists Hans Schlegel and Ulrich Walter.