Expedition 20
Expeditions 19 and 20 studied bone loss and cardiac atrophy, the immune system, and space nutrition. Japan's Kuonotori cargo craft launched for the first time.
Mission Type
meet the crew
Launch
Landing
Crew Members
Gennady Padalka, Commander
Michael Barratt, Flight Engineer
Timothy Kopra, Flight Engineer
Koichi Wakata, Flight Engineer
Roman Romanenko, Flight Engineer
Frank De Winne, Flight Engineer
Crew and Cargo Missions
9/21/09 – 34P Undock
9/17/09 – HTV-1 Kounotori Berth
9/10/09 – HTV-1 Kounotori Launch
9/8/09 – STS-128 Undock
8/30/09 – STS-128 Dock
7/29/09 – ISS Progress 34 Dock
7/28/09 – STS-127 Undock
7/17/09 – STS-127 Dock
7/2/09 – Soyuz TMA-14 Relocation
6/30/09 – ISS Progress 33 Undock
5/29/09 – Expedition 20/21 Dock
5/27/09 – Expedition 20/21 Launch
Spacewalks
Date: Sept. 5, 2009
Duration: 7 hours, 1 minute
Spacewalks: John Olivas, Christer Fuglesang
Date: Sept. 3, 2009
Duration: 6 hours, 39 minutes
Spacewalks: John Olivas, Christer Fuglesang
Date: Sept. 1, 2009
Duration: 6 hours, 35 minutes
Spacewalks: John Olivas, Nicole Stott
Date: July 27, 2009
Duration: 4 hours, 54 minutes
Spacewalks: Chris Cassidy, Thomas Marshburn
Date: July 24, 2009
Duration: 7 hours, 12 minutes
Spacewalks: Chris Cassidy, Thomas Marshburn
Date: July 22, 2009
Duration: 5 hours, 59 minutes
Spacewalks: David Wolf, Chris Cassidy
Date: July 20, 2009
Duration: 6 hours, 53 minutes
Spacewalks: David Wolf, Thomas Marshburn
Date: July 18, 2009
Duration: 5 hours, 32 minutes
Spacewalks: David Wolf, Tim Kopra
Date: June 10, 2009
Duration: 0 hours, 12 minutes
Spacewalks: Gennady Padalka, Michael Barratt
Date: June 5, 2009
Duration: 4 hours, 54 minutes
Spacewalks: Gennady Padalka, Michael Barratt
Expedition 20 Image Gallery
Expedition 20 Resources
Expedition Press Kit
Get an overview of the Expedition, its crew and the activities they are working on during this mission to the International Space Station.
Mission Science
Learn more about the range of microgravity science encompassing human research, space phsyics, and more the Expedition 20 crew has conducted.
Mission Imagery
During Expedition 20, the crew took images of the Earth views, the orbiting station, their daily lives aboard and the experiments they conducted during their stay, plus so much more. Check out some of the image highlights from Expedition 20 in the gallery.
Space Station Imagery
View imagery taken from the International Space Station since 1999 of daily crew activities, spacewalks, visiting vehicles, and the Earth below.
Expedition 21 News
Crew Kicks Off Week with Cargo Mission Training and Spacewalk Cleanup
Crew Off-Duty, Cosmonauts Work Cargo and Station Upkeep
Expedition 74 Works Health Research and Cargo Operations on Thursday
Station Nation: Aaron Rose, Cold Stowage Mission Manager
