Tag: SRB
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Downstream processing and planning – preparing the fleet through to STS-135
Even though shuttle managers are preparing for two missions in the space of a month, efforts on the downstream flights are at various stages of processing and planning, all the way through to STS-135 – which is currently the LON (Launch On Need) placeholder for what is currently the last shuttle mission – STS-134 –…
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STS-119: SAW deploy success highlights Flight Day 6
Discovery continues to perform without any issues of note as her crew completed the task of remotely deploying the 1B and 3B solar arrays from the newly installed S6 integrated truss structure on the International Space Station (ISS). The operation was a huge success for both arrays, which are now fully deployed on the Station.…
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Risk assessment notes holddown post debris threat to shuttle
An assessment into the holddown post failure on STS-126’s launch has found that debris that is not captured by the Debris Containment System (DCS) is capable of impacting the vehicle during launch. A solution to STS-126’s anomaly is currently being certified for STS-119. The Holddown Post (HDP) #3 Debris Containment System (DCS) failure has already…
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Review notes excellent performance of STS-126’s Reusable Solid Rocket Motors
As NASA’s triumphant 2008 year comes to a close – a year that saw four Space Shuttle construction flights to the International Space Station (ISS) – engineers around the United States are working hard to ensure a safe and successful 2009, starting with the launch of Discovery’s STS-119 mission in February, via lessons learned from STS-126.…
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Endeavour returns home to KSC – review notes SRB holddown post issue
The Shuttle Carrier Aircraft (SCA) has returned Endeavour to Florida on Friday, following a cross country ferry trip that has seen large crowds greet the duo in Texas and Louisiana. Meanwhile, shuttle managers have completed a post mission IFA (In Flight Anomaly) review of STS-126, with highlights including information on a holddown post issue. Large…
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STS-126 to debut SRB modification to gather Ares I Thrust Oscillation data
STS-126 will see the flight debut of two new sets of instrumentation, aimed at gathering more detailed data on RSRM (Reusable Solid Rocket Motor) behaviour during the first stage of launch. The resulting data will benefit the efforts to understand and mitigate Thrust Oscillation on Ares I. The main objective is to record pressure variations…