Which brought them safely back from space to NASA's Kennedy Space Center.

The STS-115 crew poses in front of the orbiter Atlantis, which brought them safely back from space to NASA's Kennedy Space Center. From left are Mission Specialists Daniel Burbank, Heidemarie Stefanyshyn-Piper and Steven MacLean; Pilot Christopher Ferguson; Commander Brent Jett; and Mission Specialist Joseph Tanner. During the mission, Tanner, McLean, Burbank and Piper completed three spacewalks to attach the P3/P4 integrated truss structure to the International Space Station. Main gear touchdown was at 6:21:30 a.m. EDT. Nose gear touchdown was at 6:21:36 a.m. and wheel stop was at 6:22:16 a.m. Atlantis traveled 4.9 million miles, landing on orbit 187. Mission elapsed time was 11 days, 19 hours, six minutes. This is the 15th night landing at KSC and the 23rd night landing overall. Photo credit: NASA/Kim Shiflett