STS-99 Mission Specialist Janice Voss is helped with pre-pack and fit check by Santos Medina with United Space Alliance.

In the Operations and Checkout Building's suitup room, STS-99 Mission Specialist Janice Voss is helped with pre-pack and fit check by Santos Medina, with United Space Alliance. Voss and other crew members Commander Kevin Kregel, Pilot Dominic Gorie and Mission Specialists Janet Kavandi, Gerhard Thiele of Germany and Mamoru Mohri of Japan are preparing for launch of their mission on Feb. 11 at 12:30 p.m. EST aboard Space Shuttle Endeavour. STS-99 is the Shuttle Radar Topography Mission, which will produce unrivaled 3-D images of the Earth's surface. The result of the Shuttle Radar Topography Mission could be close to 1 trillion measurements of the Earth's topography. Landing is expected at KSC on Feb. 22 at 4:36 p.m. EST