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At the Skid Strip at the Cape Canaveral Air Station, Commander Eileen Collins and her daughter, Bridget Youngs, prepare to board an aircraft for their return flight to Houston following the completion of the STS-93 Space Shuttle mission. Landing occurred on runway 33 at KSC's Shuttle Landing Facility on July 27 with main gear touchdown at 11:20:35 p.m. EDT. The mission's primary objective was to deploy the Chandra X-ray Observatory, which will allow scientists from around the world to study some of the most distant, powerful and dynamic objects in the universe. This was the 95th flight in the Space Shuttle program and the 26th for Columbia. The landing was the 19th consecutive Shuttle landing in Florida and the 12th night landing in Shuttle program history. On this mission, Collins became the first woman to serve as a Shuttle commander