A new documentary about the life and legacy of Christa McAuliffe, the first teacher selected for space travel is airing on PBS. "Christa" will look at the life of McAuliffe, from her time as a teacher ...
The documentary explores McAuliffe's relationship with the state and its capital, Concord, where she was picked to the nation's first teacher in space.
McAuliffe was 37 when she was killed, one of the seven crew members aboard the Challenger when the space shuttle broke apart on live TV on Jan. 28, 1986.
A new era of space exploration has arrived ... A Trip to Infinity is one of the coolest science and space documentaries because it takes an innovative approach towards explaining absurd concepts ...