August 01, 2011 Michael Curie Headquarters, Washington 202-358-1100 michael.curie@xxxxxxxx Kelly Humphries Johnson Space Center, Houston 281-483-5111 kelly.o.humphries@xxxxxxxx MEDIA ADVISORY: M11-161 NASA TELEVISION TO BROADCAST SPACE STATION SPACEWALK HOUSTON -- Two cosmonauts will conduct a six-hour spacewalk on Wednesday, Aug. 3, to continue outfitting the Russian segment of the International Space Station. NASA Television will broadcast the spacewalk beginning at 9 a.m. CDT. Expedition 28 Russian Flight Engineers Sergei Volkov and Alexander Samokutyaev will install laser communications equipment and replace experiments on the Zvezda service module. They also will retrieve a rendezvous antenna, relocate a boom structure to aid future spacewalks and deploy a small satellite equipped with an amateur radio transmitter and a student-built experiment. The duo will wear Russian Orlan spacesuits and will emerge from the Pirs docking compartment airlock at about 9:30 a.m. The spacewalk will be the third for Volkov, who performed two spacewalks as Expedition 17 commander in 2008. This will be the first spacewalk for Samokutyaev. For NASA TV downlink, schedule and streaming video information, visit: http://www.nasa.gov/ntv For information about the International Space Station, visit: http://www.nasa.gov/station -end- To subscribe to the list, send a message to: hqnews-subscribe@xxxxxxxxxxxxxxxxxxxxxx To remove your address from the list, send a message to: hqnews-unsubscribe@xxxxxxxxxxxxxxxxxxxxxx