JSC2007-E-41113(2 Aug. 2007) --- The ISS Progress 26 launched Aug. 2 from the Baikonur Cosmodrome in Kazakhstan on time at 12:33:46 pm (CDT) and 11:33:46 pm, Baikonur time. Ascent was nominal and by the book. Once in orbit, the Progress separated from the third stage of the booster and all appendages and antennas were deployed on time. Photo Credit: NASA/Mark Bowman

At the Gagarin Cosmonaut Training Center in Star City, Russia, Expedition 23 Flight Engineer Tracy Caldwell Dyson (c, in white coat), Soyuz Commander Alexander Skvortsov (to her left) and Flight Engineer Mikhail Kornienko (r) answer questions from reporters following a a ceremony March 21, 2010 prior to their departure for the Baikonur Cosmodrome in Kazakhstan for final training prior to their launch April 2 on the Soyuz TMA-18 spacecraft. Also attending were backup Flight Engineer Scott Kelly (without hat, third from left) and backup Soyuz Commander Alexander Samokutyayev (to Kelly’s left). Credit: NASA/Mark Bowman

nhq201707070004 (July 7, 2017) --- Expedition 52 flight engineers Paolo Nespoli of ESA, left, Sergey Ryazanskiy of Roscosmos, center, and Randy Bresnik of NASA meet with, Cosmonaut Yuri Gidzenko, left, Cosmonaut Yuri Malenchenko, Deputy Director, GCTC, Cosmonaut Alexander Kaleri, John McBrine, NASA Director of Operations, GCTC and Mark Bowman, NASA Soyuz Technical Lead ahead of the crew's final Soyuz qualification exam, Friday, July 7, 2017 at the Gagarin Cosmonaut Training Center (GCTC) in Star City, Russia. Photo Credit: (NASA/Bill Ingalls)

Expedition 49 crew members: NASA astronaut Shane Kimbrough, left, Russian cosmonaut Sergei Ryzhikov of Roscosmos, center, and Russian cosmonaut Andrey Borisenko of Roscosmos report to NASA and Roscosmos officials during their Soyuz qualification exams, Wednesday, Aug. 31, 2016, at the Gagarin Cosmonaut Training Center (GCTC) in Star City, Russia. Photo Credit: (NASA/Bill Ingalls)