[sarex] Re: STS-115 EVA LATEST NEWS

[Arthur Rowe]

SUBMITTED BY ARTHUR N1ORC - AMSAT A/C #31468
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> 	LATEST NEWS
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> 	*Spacewalkers Press Ahead; Controllers Deploy Radiator*
>
> Astronauts Joe Tanner and Heidemarie Stefanyshyn-Piper are rolling 
> through STS-115’s third spacewalk. They are performing a wide-range of 
> activities during the excursion, which is slated to wrap up about 
> 12:20 p.m. EDT.
>
> As of 9:05 a.m., the duo retrieved a materials exposure experiment 
> from the exterior of the station and performed maintenance on the P6 
> truss.
>
> The spacewalkers also performed tasks that allowed flight controllers 
> to deploy the radiator located on the newly installed P3/P4 truss. The 
> radiator will remove heat from the station. The P3/P4 was attached to 
> the station on Tuesday and its solar arrays were unfurled Thursday.
>
> Still on tap for the spacewalkers is the installation of a wireless TV 
> antenna and replacement of an antenna assembly on the S1 truss. Near 
> the end of the spacewalk, Tanner and Piper will conduct a test to 
> evaluate infrared video of Space Shuttle Atlantis’ wing leading edge.
>
> Mission Specialist Dan Burbank is coordinating the spacewalk’s 
> activities, and Mission Specialist Steve MacLean is overseeing station 
> robotic arm operations. During this mission, MacLean became the first 
> Canadian astronaut to operate the arm built by his home country.
>
> The start of the spacewalk was delayed due to a tripped circuit 
> breaker that caused an airlock depressurization pump to lose power. 
> After assessing the problem, flight controllers concluded that the 
> issue was caused by a momentary electrical spike and that the pump did 
> not have a short circuit. The spacewalk began at 6 a.m.
>
> *STS-115 Mission*
> + Read about the crew 
> <http://www.nasa.gov/mission_pages/shuttle/shuttlemissions/sts115/index.html>
> + Read about the mission 
> <http://www.nasa.gov/mission_pages/shuttle/shuttlemissions/sts115/mission_overview.html>
> + Read about the P3/P4 Truss 
> <http://www.nasa.gov/mission_pages/station/behindscenes/truss_segment.html>
> + Read about the Integrated Truss Structure 
> <http://www.nasa.gov/mission_pages/station/structure/elements/its.html>
>