STS047-05-019 (12 - 20 Sept 1992) --- Astronaut Jerome (Jay) Apt, mission specialist, responds to a crew mate's query during a shift change in the Spacelab-J Science Module aboard the Earth-orbiting Space Shuttle Endeavour. Others pictured, left to right, are astronauts Mark C. Lee (immediate foreground, partially out of frame), payload commander; Mae C. Jemison and N. Jan Davis, mission specialists. The four joined two other NASA astronauts and a Japanese payload specialist for eight days aboard Endeavour in support of the joint Japanese-American effort.