"Boeing's 1st Starliner astronaut launch delayed again, to May 25": https://www.space.com/boeing-starliner-first-astronaut-launch-delay-may-25
"The additional time allows teams to further assess a small helium leak in the Boeing Starliner spacecraft's service module traced to a flange on a single reaction control system thruster,"
Next attempt is no earlier than 17 May 2024: https://www.reuters.com/science/first-crewed-test-flight-boeing-starliner-capsule-targeted-may-17-2024-05-07/
Live translation of the upcoming launch today: https://www.youtube.com/watch?v=wb3qcR2tUQs
It's about 3.5 hours before the takeoff at the time of writing this comment. Fingers crossed.
@IvanKb7b4 launch scrubbed for today. From Twitter/X: https://twitter.com/cbs_spacenews/status/1787642638868398538:
"Unexpected behavior of an oxygen relief valve in the Atlas 5's Centaur upper stage, described as a "chattering," has prompted a scrub of this evening's launch; it's not yet clear when another launch try will be attempted; "