Tag: STS-125
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STS-125: Weekend work focusing on radiator repair ahead of launch countdown
Engineers will carry out the repair on Atlantis’ damaged port radiator over the weekend, as STS-125 pushes ever closer to the launch countdown for the mission to Hubble. Meanwhile, the issue relating to the Forward Reaction Control System (FRCS) F5R thruster issue on Discovery has been cleared on both Atlantis and Endeavour. Thursday’s Agency level…
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NASA approves May 11 for STS-125, reviews ‘Special Topics’ for STS-400
With Space Shuttle Atlantis officially set for an opening launch attempt on May 11, confirmed after today’s Agency Flight Readiness Review (FRR), NASA managers are continuing their review of a host of ‘special topics’ for the mission’s rescue flight, STS-400, which is enjoying a smooth processing flow on Launch Pad 39B. STS-400 Forward Strategy: As has…
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STS-125: Radiator repair working two cracks, FRCS inspections, Swine Flu plan
As engineers create their repair plan for what is now observed to be two cracks in Atlantis’ left radiator panel, borescope inspections have been called (see update in article) on both Atlantis and Endeavour, after a broken stud was found on Discovery’s Forward Reaction Control System (FRCS) F5R thruster. Meanwhile shuttle managers have created a contingency…
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STS-125: Damaged radiator on Atlantis to be repaired after crack forms
A crack has been observed on Atlantis’ damaged port radiator, and will undergo a repair – following further evaluations at the pad. The crack is in the area that was accidentally impacted by a socket that fell off the end of a wrench during processing last week, with the subsequent dent initially cleared to fly as is,…
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NASA reviews mission parameters for Hubble flight via FRR
With Space Shuttle Atlantis and her crew now less than two weeks away from launch on the highly anticipated fifth and final servicing mission to the Hubble Space Telescope, NASA managers are continuing their review of all critical elements of the mission ahead of the now planned May 11 launch date. Space Shuttle Program (SSP)…
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Shuttle managers decide to advance STS-125 launch target to May 11
Following a meeting of the Noon Board at the Johnson Space Center (JSC), managers have decided to issue a Change Request (CR) and advance the STS-125 launch date by one day to May 11. The Agency Flight Readiness Review (FRR) will set the official launch date next Thursday. STS-125 Flow Latest: Processing is proceeding to…
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Atlantis suffers slight damage to radiator – FCV plan eases for STS-125
Managers are close to approving a switch to an advanced May 11 launch date for STS-125, as engineers evaluate damage to Atlantis’ left radiator panel, following an impact from a torque wrench socket. Meanwhile, it has been decided to defer the modification of a doubler plate to the downstream Flow Control Valve (FCV) lines, until after…
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Managers considering May 11 for STS-125 – ET camera/flash troubleshooting
The dual processing flows for Atlantis and Endeavour are proceeding to plan, with the main engineering focus on the ET camera flash system, which is undergoing troubleshooting on Atlantis. Managers have also completed the review of the SSP (Space Shuttle Program) Flight Readiness Review (FRR), with evaluations taking place on advancing the launch date by…
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Endeavour rolls out for STS-400 role at Pad 39B – GUCP anomaly status
Shuttle Endeavour has completed her rollout to 39B, where she will be put through a part flow as the STS-400 LON (Launch On Need) support for Atlantis’ STS-125 mission. During this flow, engineers will test the alignment procedures with the Ground Umbilical Carrier Plate (GUCP) – following the leak during STS-119’s opening launch attempt. STS-400/127…
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STS-125: NASA updates debris risks for Atlantis’ mission to Hubble
With less than one month to go before the launch of Space Shuttle Atlantis’ flagship mission to service the Hubble Space Telescope (HST), NASA managers are busy reviewing final statistics and analyses of the threat posed to Atlantis by Micro-Meteoroid Orbiting Debris (MMOD). With the MOD FRR (Mission Operations Directorate Flight Readiness Review) complete, the…