This wasn’t exactly the Blue Hour, but morning nonetheless, this was the end result.
https://regor.zenfolio.com/img/s/v-10/p3886101972-4.jpg
Started like this out of camera, then RAW processed in Olympus Workspace, then Adjust AI, followed by Studio 2 with Sharpen AI and Celestial Skies Look.
https://regor.zenfolio.com/img/s/v-10/p3886101968-4.jpg
Tx for looking.