Space Shuttle Launch Amazing Moment

Space Shuttle U.S. National Aeronautics and Space Administration "NASA" operated by a crewed, partially reusable spacecraft was low Earth orbit . leading to flight operations beginning in 1981, the first of four orbital test flights in 1982 . It is Florida 's Kennedy Space Center from a total of 1981 2011-135 mission , was used on . Conducting science experiments in classroom , Operational Mission Several satellites , interplanetary probes , the Hubble Space Telescope was launched and participated in the International Space Station construction and service Components shuttle orbiter, recovery solid rocket boosters , a pair of liquid hydrogen and liquid oxygen-rich and expendable external tank were included . ET shuttle 's three main engines were fueled with the OV operating in parallel with the two SRBs , was launched vertically like a conventional rocket . Vehicle reached orbit , and two Orbital Maneuvering System of Yan et enginesuse SRBs jettisoned earlier were jettisoned just before orbit insertion . At the conclusion of the mission , focus your OMS drop out of orbit and re- enter the atmosphere to the shot . Edwards Air Force Base in California or on the vehicle at KSC shuttle landing facility for landing on a runway at Rogers Dry Lake glided. After landing at Edwards , Yan Shuttle Carrier Aircraft , a specially modified Boeing 747 was sent back to

the KSC Initially four fully operational orbiters were built : Columbia , Challenger , Discovery and Atlantis . Of these , a total of Challenger and Columbia astronauts were killed fourteen , respectively in 1986 and 2003 missions were lost in accidents . A fifth operational shuttle Endeavour , was built in 1991 to replace Challenger . The final flight of Space Shuttle Atlantis on July 21, 2011 was retired from service