Thursday, December 29, 2011

The challenger catastrophe : 7 astronauts died in the hunt for alien life


The challenger catastrophe : 7 astronauts died in the hunt for alien life

The Space Shuttle Challenger  was the third of NASA space shuttle to the spaceunsuitable prototype Enterprise, and the first fully airworthy Columbia. Completed in October 1982, themaiden flight was in April 1983 (STS-6). Is the internal designation OV-099th
The Challenger was named after the British research vessel HMS Challenger that sailed from 1872 to 1876, the world's oceans. Even the lunar module of Apollo 17 took this name.
The manufacturer of the space shuttle, Rockwell International (now part of Boeing) had, in February 1972 thecontract for the construction of first two orbiters, Challenger and Enterprise received, which were not intendedfor use in orbit. Originally built as a test for the shuttle orbiter program, then the Challenger after its completionin May 1977, first for nearly a year as STA 099 - STA stands for Structural Test Article - used for vibrationtests. From 1979, she was then subsequently in place of Enterprise (OV-101), the first Structural Test Article,has been carried out with the dropping-off and landing tests, expanded to a full and effective space flightspace shuttle, called OV-99.
The Challenger completed nine flights with a total of 987 complete orbits. She was a total of 69 days in space.
On 28 January 1986, 73 seconds after the launch of mission STS-51-L, broke apart, the space shuttle in about 15 km altitude (see Challenger Disaster). , Killing all seven astronauts. As a basic failure was determined one or more sealing rings in a lateral solid fuel rockets. It was the worst accident so far in thespace history of the United States.
Discovered the wreckage of the Challenger are stored in a former missile silo at Launch Complex 31 of Cape Canaveral Air Force Station.




1 comment:

  1. would be nice if alien could live among us..

    ReplyDelete