Space Shuttle Columbia launches for the last time, five B-52s begin a round-the-world-flight, actress Carole Lombard is killed in the crash of TWA Flight 3, and more...
A Pegasus rocket carrying the NuStar spacecraft is set to launch from the belly of a Lockheed L-1011 flying 40,000 feet over the Pacific Ocean at around 12:00 pm ET on Wednesday.