[SpaceX Cancels Major Starship Test Flight, SPCX Closes Below IPO Price for the First Time, U.S. Space Stocks Plummet Across the Board] BlockBeats News, July 17: SpaceX canceled a major Starship test flight mission, aborting the 13th test flight in Texas at the last moment before liftoff. Elon Musk stated that some engines failed to ignite, prompting the system to automatically terminate the launch sequence. Propellant is currently being unloaded. SpaceX is expected to attempt another launch in the coming days. According to BIT (bit.com) market data, SpaceX (SPCX) closed down 3.1% at $131.11, marking the first time it has closed below its IPO price. After-hours trading saw an additional decline of over 3%. U.S. space concept stocks plummeted across the board, with the following notable declines: Virgin Galactic (SPCE) fell 4.43%; AST SpaceMobile (ASTS) dropped 17.04%; Rocket Lab (RKLB) declined 11.6%; and Redwire (RDW) fell 9.73%.