@secretcypherclub on Instagram: "On January 28, 1986, the Space Shuttle Challenger lifted off from Cape Canaveral carrying seven crew members. The launch was broadcast live to millions, including schoolchildren watching teacher Christa McAuliffe’s first flight to space. Seventy-three seconds after liftoff, a plume of flame escaped from the shuttle’s right solid rocket booster. The cold weather had caused a rubber O-ring seal to fail. The flame breached the external fuel tank, triggering a catast