Expedition 59 Preflight

Expedition 59 astronaut Christina Koch of NASA prepares to have her Sokol suit pressure checked a few hours ahead of her launch on a Soyuz rocket with Nick Hague of NASA and Alexey Ovchinin of Roscosmos, Thursday, March 14, 2019 at the Baikonur Cosmodrome in Kazakhstan. Hague, Koch, and Ovchinin launched March 14, U.S. time, on the Soyuz MS-12 spacecraft from the Baikonur Cosmodrome for a six-and-a-half month mission on the International Space Station. Photo Credit: (NASA/Bill Ingalls)

Expedition 59 astronaut Christina Koch of NASA prepares to have her Sokol suit pressure checked a few hours ahead of her launch on a Soyuz rocket with Nick Hague of NASA and Alexey Ovchinin of Roscosmos, Thursday, March 14, 2019 at the Baikonur Cosmodrome in Kazakhstan. Hague, Koch, and Ovchinin launched March 14, U.S. time, on the Soyuz MS-12 spacecraft from the Baikonur Cosmodrome for a six-and-a-half month mission on the International Space Station. Photo Credit: (NASA/Bill Ingalls)