After yesterday’s launch of the primary crewed Starliner mission was scrubbed, NASA, Boeing and ULA made the choice to attend just a few days earlier than making one other try. Starliner was scheduled to lastly raise off on Saturday afternoon after a sequence of delays, however this try was aborted because of a last-minute subject with a floor pc system that performs a key position in launching the rocket. Whereas NASA and companions mentioned probably flying in the present day following their evaluation of the difficulty, they’ve determined to carry off till the following alternatives, both on June 5 or 6.
Saturday’s launch wasn’t scrubbed because of an issue with the Starliner craft itself, however as a result of an computerized maintain was issued by the bottom launch sequencer for a then-unknown purpose. In a press convention afterward Saturday, Tory Bruno, president and CEO of ULA defined that it got here all the way down to an issue in verifying the launch sequencer’s redundancy. There are three massive computer systems on this system, all of that are the identical so it’s “triple redundant,” Bruno mentioned. Through the system well being verify within the minutes earlier than launch, one of many computer systems got here up sluggish, triggering an computerized maintain.
NASA mentioned the choice to forgo in the present day’s launch try was made as a way to “give the crew extra time to evaluate a floor assist tools subject.” The launch window opens once more on June 5, however no goal liftoff time has been introduced simply but. If Starliner doesn’t fly by June 6, it’ll be set again by a minimum of one other 10 days, ArsTechnica studies, because the ULA crew might want to swap out the Atlas V rocket’s batteries.
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