M5+-+4

Skylab was launched into Earth orbit by a Saturn V rocket on May 14, 1973 as part of the Apollo program. Three crews visited the station, with their missions lasting 28, 59 and 84 days. Days began on Skylab at 6 a.m. (Houston time) and lasted until 10 p.m. || NASA Past || Commander Sergei Volkov, Flight Engineer Oleg Kononenko, Engineer Garrett E. Reisman, Flight Engineer Gregory E. Chamitoff, Spaceflight Participant So-yeon Yi Expedition 17 launched to the International Space Station on April 8, 2008. || NASA Current || RIGHT-CLICK on these links to "Open in a new window"
 * Category 4 – Space Station **
 * Skylab missions- The mission crews performed a plethora of UV astronomy experiments, eight separate solar experiments and detailed X-ray studies of the Sun.
 * Mir -In russian that means that "peace" and "community". Contributed to the world peace by hotsing international scientist and american astronuats.** Mir was constructed in orbit by connecting different modules, each launched separately from 1986 to 1996.Mir combined its capabilities with America's space shuttles. ** || NASA Past ||
 * International Space Station

NASA PAST Missions http://www.nasa.gov/missions/past/index.html NASA CURRENT Missions http://www.nasa.gov/missions/current/index.html