After yesterday’s launch of the primary crewed Starliner mission was scrubbed, NASA, Boeing and ULA made the choice to attend a number of 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 as a result of a last-minute problem with a floor laptop system that performs a key function in launching the rocket. Whereas NASA and companions mentioned probably flying in the present day following their evaluation of the problem, they’ve determined to carry off till the following alternatives, both on June 5 or 6.
Saturday’s launch wasn’t scrubbed as a result 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 in a while 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 giant computer systems on this system, all of that are the identical so it’s “triple redundant,” Bruno stated. Through the system well being examine within the minutes earlier than launch, one of many computer systems got here up sluggish, triggering an computerized maintain.
NASA stated the choice to forgo in the present day’s launch try was made with a view to “give the staff extra time to evaluate a floor help tools problem.” 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 no less than one other 10 days, ArsTechnica reviews, because the ULA staff might want to swap out the Atlas V rocket’s batteries.
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