Space Shuttle Columbia sitting atop the Mobile Launcher Platform makes the journey past the Launch Control Center on its way to Launch Pad 39A.

Space Shuttle Columbia, sitting atop the Mobile Launcher Platform, which in turn is carried by the crawler-transporter underneath, makes the journey past the Launch Control Center on its way to Launch Pad 39A. The STS-107 research mission comprises experiments ranging from material sciences to life sciences (many rats), plus the Fast Reaction Experiments Enabling Science, Technology, Applications and Research (FREESTAR) that incorporates eight high priority secondary attached shuttle experiments. Mission STS-107 is scheduled to launch Jan. 16, 2003.