Original sentence: Chamitoff launched to the station on STS-124 in June, and stayed through Expedition 17, leaving the station after 6 months on STS-126 in November.He landed on the STS-124 shuttle mission
Edited sentence: Chamitoff launched to the station on STS-124 in June, and stayed through Expedition 17, leaving the station on STS-126 in November.He landed on STS-124