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Frank Rubio returns to Earth NASA astronaut Frank Rubio is carried to a medical tent shortly after he and Roscosmos cosmonauts Dmitri Petelin and Sergey Prokopyev landed in their Soyuz MS-23 spacecraft near the town of Zhezkazgan, Kazakhstan on Sept. 27, 2023. The trio returned after 371 days in space as members of Expeditions 68-69 aboard the International Space Station. Rubio's mission is the longest single spaceflight by a U.S. astronaut in history. NASA/Bill Ingalls