dalka (11/19/82)
Does the Challenger have any new improvements that the columbia did not have???? Are their any real differences between the two?? Ken Dalka ihuxe!dalka
sjb (11/19/82)
Challenger is actually outfitted to be an operational vehicle. This is space for 7 people, 4 in the cabin, 3 below decks, and more cargo space. It also has some improvements in areas where the Columbia was found lacking in test flights (that's what the test flights were for)