Christa McAuliffe probable the O-rings had not provided a proper seal. Barbara Radding Morgan, her backup, became a professional astronaut in January 1998, and flew on Space Shuttle mission STS-118, to the International Space Station, on August 8, 2007, aboard "Endeavour", the orbiter that replaced "Challenger". McAuliffe was buried at Blossom Hill Cemetery in her hometown, Concord. She has since been honored at many events, including the Daytona 500 NASCAR race in 1986. The McAuliffe-Shepard Discovery Center in Concord and the Christa Corrigan McAuliffe Center for Education and Teaching Excellence at Framingham State University are named in her memory, as are the
Christa McAuliffe (NASA paid both their salaries.) While not a member of the NASA Astronaut Corps, McAuliffe was to be part of the STS-51-L crew, and would conduct experiments and teach lessons from space. Her planned duties included basic science experiments in the fields of chromatography, hydroponics, magnetism, and Newton's laws. She was also planning to conduct two 15-minute classes from space, including a tour of the spacecraft, called "The Ultimate Field Trip", and a lesson about the benefits of space travel, called "Where We've Been, Where We're Going, Why." The lessons were to be broadcast to millions of schoolchildren via closed-circuit