CAPE CANAVERAL, Fla. - At the Shuttle Landing Facility at NASA's Kennedy Space Center in Florida, at center, space shuttle Discovery Flow Director Stephanie Stilson talks to STS-131 Mission Specialist Naoko Yamazaki of the Japan Aerospace Exploration Agency about her successful mission as NASA Flight Director Richard Jones from the Johnson Space Center looks on. At right, Larry Ostarly (red tie), director of Ground Systems Support, United Space Alliance, welcomes STS-131 Mission Specialist Stephanie Wilson back from space with James Cawby, director of Manufacturing and Processing, Launch and Recovery Systems, United Space Alliance, at right, awaiting his turn. Making his way down the receifing line, at left, is Mission Specialist Clayton Anderson. Discovery landed at Kennedy after 15 days in space, completing the more than 6.2-million-mile STS-131 mission on orbit 238. Main gear touchdown was at 9:08:35 a.m. EDT followed by nose gear touchdown at 9:08:47 a.m. and wheelstop at 9:09:33 a.m. The seven-member STS-131 crew carried the multi-purpose logistics module Leonardo, filled with supplies, a new crew sleeping quarters and science racks that were transferred to the International Space Station's laboratories. The crew also switched out a gyroscope on the station’s truss, installed a spare ammonia storage tank and retrieved a Japanese experiment from the station’s exterior. STS-131 is the 33rd shuttle mission to the station and the 131st shuttle mission overall. For information on the STS-131 mission and crew, visit http:__www.nasa.gov_mission_pages_shuttle_shuttlemissions_sts131_index.html. Photo credit: NASA_Jim Grossmann