On January 28,1986, the space shuttle Challenger lifted off the launch pad at 1 1:38 A.M., beginning

On January 28,1986, the space shuttle Challenger lifted off the launch pad at 1 1:38 A.M., beginning the flight of mission 51-L.’ Approximately seventy-four seconds into the flight, the Challenger was engulfed in an explosive burn and all comrnuni- cation Read More …