Posts Tagged ‘STS-119’

L-1 for STS-119, minor troubleshooting at pad – ISS EVA complete


STS-119 is one day away from the opening launch attempt, with only a few issues of note are being worked on by engineers out at Pad 39A. One ealier…

STS-119: L-2 MMT pre-empt OMS issue via Discovery’s previous flight


Engineers are currently working no serious issues with the Discovery, as the Mission Management Team (MMT) sailed through L-2 ahead of STS-119′s opening launch attempt on Wednesday. The…

STS-119: Discovery enters launch countdown – crew arrives at KSC


Following the Flight Readiness Review (FRR) approval for launch, and the arrival of the STS-119 crew,  Discovery has entered the launch countdown (S0007) at 7pm local time Sunday evening….

FRR clears STS-119 for March 11 launch, pending SRB resolution


As expected, the Flight Readiness Review (FRR) has cleared Discovery to target a launch at 9:20pm on March 11, following a final review of the Flow Control Valve…

PRCB boosts FRR opportunity to approve March launch for STS-119


Members of a Special PRCB (Program Requirements Control Board) meeting on Wednesday have once again worked through a vast set of documentation, which concluded with positive results for…

Progress made towards STS-119 flight rationale – March 11 NET possible


Engineers are scheduled to begin the installation of the three replacement Flow Control Valves (FCVs) into Discovery on Tuesday, following their arrival from Vacco. Meanwhile, managers are preparing…

STS-119: NASA assess contingency launch dates up to March 17


Several options, including a reduced mission duration with only one EVA, are being considered as a contingency to ensuring STS-119 launches in March – prior to the Soyuz…

STS-119 replacement FCVs ready to ship in support of March launch


The major effort to facilitate a March launch for shuttle Discovery is continuing on a seven day week, as vendor Vacco prepare to ship the three replacement Flow…

Positive news on SARJ status – Flight preps for latest STS-119 date


The work conducted by the STS-126 on the International Space Station’s Solar Alpha Rotary Joints (SARJs) continues to reap rewards, following the latest positive status update to NASA…

STS-119 targeting March 12 – pending PRCB and FRR meetings


The latest target for STS-119 is a short launch window, opening March 12, following a meeting between shuttle managers that confirmed the forward plan of replacing Discovery’s three…

STS-119: March launch possible via FCV replacement and MPS protection


A launch of STS-119 prior to the Soyuz cut out in mid March remains on the cards, as managers prepare to meet on Wednesday for a launch date…

STS-119: Managers delay launch indefinitely due to FCV concern


Shuttle managers have concluded the Delta Flight Readiness Review (FRR) – one of the longest in shuttle history – by failing to approve flight rationale due to concerns…

STS-119 FRR touch and go for approving launch date


Another delay to STS-119′s NET (No Earlier Than) launch date is deemed a possible outcome of Friday’s Flight Readiness Review (FRR), with test results – some negative –…

STS-119: Pad flow picks up for latest launch date target


Shuttle Discovery is back into full launch processing, with the pad flow working to the latest NET (No Earlier Than) launch date target of February 27. The processing…

STS-119: Marathon PRCB on FCVs moves NET to February 27


Shuttle managers have concluded a special PRCB (Program Requirements Control Board) meeting on the Flow Control Valve (FCV) issue, and decided additional time is required – moving the…

STS-119: Major NASA effort working through FCV testing and flight rationale


STS-119′s latest NET (No Earlier Than) launch target of February 22 remains the target, as engineers work through the Flow Control Valve (FCV) issue with the goal of…

STS-119 gains waiver for age life issue with SRB aft cone LSCs


A waiver to be issued for STS-119 on the RSRB (Reusable Solid Rocket Motor) Aft exit cone linear shaped charge (LSC) – which is designed to sever exit cone…

STS-119 slips to NET February 22 – risk of a two month delay


The need for additional time for the impact test data review – one of the threats associated with the Flow Control Valve (FCV) issue – has moved STS-119…

Understanding the threats – FCV flight rationale effort outlined


Discovery’s processing flow at Pad 39A is continuing in part, in the hope the realigned NET (No Earlier Than) launch date of February 19 for STS-119 will not…

Agency FRR change to NET Feb 19 for STS-119 – pending FCV work


Pending work on outstanding issues, the Agency level Flight Readiness Review (FRR) have decided to aim for No Earlier Than (NET) February 19 as the STS-119 launch date, based on…