多目的補給モジュール
Voss and his Expedition 2 crewmates launched as Mission Specialists March 8, 2001, on board Space Shuttle "Discovery" during the STS-102 mission. The primary objectives of the flight were to rotate crew members and to resupply the station using the Multi-Purpose Logistics Module. Voss participated in one of the missions two spacewalks, along with Susan Helms, to prepare a Pressurized Mating Adapter for relocation. The spacewalk set a record of 8 hours 56 minutes duration.