Space Shuttle Columbia facility beginning in January 1984, undergoing modifications that removed the Orbiter Flight Test hardware and bringing it up to similar specifications as those of its sister orbiters. At that time the shuttle fleet was expanded to include "Discovery" and "Atlantis". "Columbia" returned to space on January 12, 1986, with the launch of STS-61-C. The mission's crew included Dr. Franklin Chang-Diaz, as well as the first sitting member of the House of Representatives to venture into space, Bill Nelson. The next shuttle mission, STS-51-L, was undertaken by "Challenger". It was launched on January 28, 1986, ten days after STS-61-C had landed,
Space Launch Liability Indemnification Extension Act Bill Nelson has a similar bill in the United States Senate that would extend the system for three years instead of one. The system was created in 1988 when Congress passed the Commercial Space Launch Act Amendments. "This summary is based largely on the summary provided by the Congressional Research Service, a public domain source." The Space Launch Liability Indemnification Extension Act would extend through December 31, 2014, the application deadline for licenses with respect to which the Secretary of Transportation (DOT) is required to pay third-party claims in excess of a commercial space launcher's required insurance coverage. The Space