Posts Tagged ‘ET’

STS-133: Approval to press towards Agency FRR amid eventful pad flow


Space Shuttle Program (SSP) managers have completed their Delta Flight Readiness Review (FRR) with a decision to press on to the primary Agency FRR next Friday. The expected…

STS-133: GUCP to be disassembled at pad – SRBs into hyper loading tasks


With just over two weeks to launch, engineers will disassemble the Ground Umbilical Carrier Plate (GUCP) at the pad, after it was noted the troublesome hardware failed a…

STS-133: Discovery enjoying early pad flow – ET-137 flight rationale positive


Discovery remains on track for an opening launch attempt on February 24, as the stack is put through S0009 Launch Pad Validation task out at Complex 39A. No…

STS-133 rolls out to 39A – Managers call for ET-122 radius block installation


Discovery has completed her journey back out to Pad 39A with her modified External Tank (ET-137), with first motion at 8pm local on Monday evening, following an issue-free…

STS-134: Endeavour set for February 28 rollover – ET-122 borescope checks


Endeavour is set to depart from her Orbiter Processing Facility (OPF-2) on February 28, as milestones begin to align for her April 19 (No Earlier Than) launch to…

STS-133 launch remains on track as Bowen replaces the injured Kopra


Discovery’s final mission to the International Space Station (ISS) remains on track for February 24, despite a late change to the crew. With Mission Specialist – and lead…

STS-133: Discovery aiming for Feb 1 rollout – Crewmember Kopra injured


Shuttle Discovery is aiming to roll back out to Pad 39A on February 1, following what will be the completion of numerous “radius block” modifications to the circumferance…

ET-137 deep into repairs and modifications – ATV-2 likely to aid launch date


Kennedy Space Center (KSC) and Michoud Assembly Facility (MAF) technicians and engineers are working hard to replace, repair and modify numerous stringers on Discovery’s External Tank (ET-137), as…

STS-133: PRCB recommends 103 ET-137 stringer mods – Launch date slipping


Thursday’s Program Requirements Control Board (PRCB) meeting overviewed the status of Discovery’s External Tank (ET-137), with recommendations made to install radius blocks on over 100 stringers. A new…

STS-133: ET-137 stringer investigation boosted by potential root cause find


The root cause of the cracked stringers on STS-133′s External Tank (ET-137) may have been found, following the investigation team’s findings that the material used for the tank’s…

ET-137 stringers to be modified – LO2 flange foam liberation assessed


NASA managers have made a key decision to modify 34 stringers on the LO2 flange area of the tank – following the observation of several cracks around its circumference….

STS-133: Managers to decide on ET-137 stringer modifications next week


Following a Space Shuttle Program (SSP) meeting on Thursday, a decision on carrying out modifications to STS-133′s External Tank (ET-137) won’t be made until next week, as engineers…

STS-133: Discovery aiming for January 13 rollout for February launch target


With Discovery now back inside the Vehicle Assembly Building (VAB), a preliminary timeline has listed January 13 as a preliminary target to return to Pad 39A in order…

STS-133: Discovery arrives back inside VAB – GUCP investigation results


Discovery’s return to the Vehicle Assembly Building (VAB) – in order to gain extra data on the health of the stringers on areas of her tank (ET-137) which…

Discovery/ET-137 Tanking Test complete – Flight Rationale data drive


Engineers have gathering detailed data on the thermal and stress environments of the External Tank’s intertank stringers at the LOX flange and LH2 flange areas, NASA managers completed…

STS-133: ET-137 ready for Friday’s Tanking Test – GUCP to be monitored


Pending acceptable weather conditions on Friday, all systems are go for ET-137′s Tanking Test – a key milestone in the effort to gain data on both the health…

STS-133: Tanking Test plan outlined – Rollback to allow for additional ET scans


With unacceptable weather at KSC restricting preparations for STS-133′s Tanking Test, managers decided to delay the test until at least Friday. With the Program Requirements Control Board (PRCB)…

STS-133: Pad work progressing for next week’s instrumented Tanking Test


Engineers are pressing forward with work relating to next week’s instrumented Tanking Test – a key milestone in gaining data towards the root cause of the cracks found…

STS-133: Tanking Test planned – Launch slips to Feb 3, 2011


The all-powerful Program Requirements Control Board (PRCB) met on Thursday to discuss the status of ET-137′s stringer crack root cause, as part of their effort to gain flight rationale for…

STS-133: Evaluating the concern of stringer foam loss – 2011 launch more likely


The main drive to return ET-137 to flight status is continuing this week, with focus being placed on assurances a stringer defect does not result in foam liberations…