Michael E. Fossum flew into space on board the NASA Space Shuttle missions STS-121 and STS-124 and served as a mission specialist of Expedition 28 and commander of Expedition 29 aboard the International Space Station.
Head entity: STS-121
Tail entity: Michael E. Fossum
Relation (head \u2192 tail): astronaut mission
Inverse relation (tail \u2192 head): crew member