KSC-03PD-0080 - STS-107 Columbia after RSS rollback KENNEDY SPACE CENTER, FLA. -- As the sign on Launch Pad 39A implies, Space Shuttle Columbia is ready for launch. The Rotating Service Structure at left was rolled back late afternoon on Jan. 15. Columbia is scheduled for launch Jan. 16 at 10:39 a.m. EST on mission STS-107, a research mission. There is a 2.5-hour launch window. 01/15/2003