SpaceX performs V3 Starship wet dress rehearsal

SpaceX moved its next Starship campaign into a late-stage test sequence this week with a wet dress rehearsal for the company’s first Starship V3 vehicle. Livestreams published May 19 showed the full stack at Starbase in Texas as teams ran what the broadcasts described as a final pre-flight rehearsal for Flight 12. (youtube.com) The streams identified the vehicle pairing as Ship 39 and Booster 19. Space.com reported on May 20 that SpaceX was targeting May 21 for the launch of the new V3 design. (youtube.com) A wet dress rehearsal is a countdown exercise in which a launch team runs the vehicle and ground systems through fueling and timing procedures without liftoff. (space.com) In this case, the public description came not from a SpaceX press release but from livestream coverage by NASASpaceflight and The Launch Pad, both of which described the event as a wet dress rehearsal ahead of Starship Flight 12. ValleyCentral, which tracks activity at Starbase, reported on May 18 that the full Block 3 vehicle stack had begun its first wet dress rehearsal after an actuation test of Ship 39’s forward and aft flaps. (youtube.com) ### Which vehicles were involved in the rehearsal? NASASpaceflight’s May 19 YouTube listing named “the Flight 12 full stack vehicle (Booster 19 and Ship 39)” in its description of the rehearsal. The Launch Pad’s separate livestream described the same event as “the 12th Starship Flight Test” and called it “the first flight of Starship v3.” ValleyCentral’s May 18 report referred to the same hardware as the “full Block 3 vehicle stack” and said the sequence began with flap checks on Ship 39. Taken together, the coverage points to the V3 ship variant flying with Booster 19 for Flight 12. (youtube.com) That identification is based on the outside coverage cited here. ### What does a wet dress rehearsal cover before a launch? A wet dress rehearsal typically means loading propellants and stepping through the countdown with the integrated rocket and pad systems. The available reports here describe the event in those terms, though they do not provide a detailed SpaceX checklist. (youtube.com) The value of the test is in running the launch sequence short of ignition. ValleyCentral described the May 18 activity as the first wet dress rehearsal for the full Block 3 stack, and the YouTube coverage framed the May 19 event as a final pre-flight rehearsal. Those descriptions place the test in the normal sequence between pad and vehicle preparation and any launch attempt. (valleycentral.com) ### Why is the V3 label getting so much attention? The Launch Pad’s stream called Flight 12 “the first flight of Starship v3,” making the configuration itself part of the event’s significance. (youtube.com) Space.com’s May 20 live update likewise said SpaceX was preparing to fly “its newest Starship design,” which it identified as Starship V3. The outside coverage does not, in the material reviewed here, provide a full technical breakdown of every V3 change. But the repeated use of “first” and “newest” shows why observers treated the rehearsal as more than a routine pad operation: it was tied to the debut of a new Starship version. (valleycentral.com) ### What comes next in the campaign? Space.com reported on May 20 that SpaceX was targeting Thursday, May 21, for launch of the Starship V3 vehicle from Texas. The same report said the first Starship V3 had been stacked ahead of that liftoff. (youtube.com) The next public markers are likely to be any additional pad activity at Starbase and a formal launch window update tied to Flight 12. For now, the named participants in the next step are SpaceX, Ship 39 and Booster 19, with the campaign centered on Starbase, Texas. (space.com) (youtube.com)