Firing Up the Shuttle: 25 Years Since the Last Flight Readiness Firing (Part 2)

Each Flight Readiness Firing (FRF) presented the opportunity to extensively test the Space Shuttle Main Engines (SSMEs) in as close to real-flight operations. Photo Credit: NASA

A quarter-century ago, on 6 April 1992, the roar of three Space Shuttle Main Engines (SSMEs) echoed across the marshy landscape of the Kennedy Space Center (KSC) in [...]