STS083-303-002 (4-8 April 1997) --- Astronaut Susan L. Still, pilot, floats into the Spacelab Module in the early phases of its activation. Still, a member of the 1995 astronaut class, joined four other NASA astronauts and two scientist payload specialists for the Microgravity Science Laboratory 1 (MSL-1) mission aboard the Earth-orbiting Space Shuttle Columbia.