On Monday, China marked a significant leap in its space exploration efforts with the successful debut flight of the Long March 12B carrier rocket. The launch took place at the Jiuquan Satellite Launch Center, where the rocket achieved its intended orbit and released the latest set of communication satellites for the Spacesail Constellation.
The Long March 12B, towering at about 72 meters, stands as China’s most formidable single-body rocket to date. With a two-stage design, it harnesses the power of 10 liquid oxygen and kerosene-fueled engines that produce roughly 800 metric tons of thrust during liftoff. This robust configuration enables the rocket to transport upwards of 20 tons of payload into low-Earth orbit, showcasing the country’s advancements in aerospace technology.
Beginning its development in September 2024, the Long March 12B integrates cutting-edge technologies aimed at enhancing its performance and efficiency. Among these innovations are high-performance propulsion systems, lightweight structural components, and optimized fuel management. The rocket also features autonomous flight-control software, designed to handle potential anomalies during flight. Plans are underway to conduct further tests geared towards recovering and reusing the rocket’s first-stage booster, with hopes of introducing a reusable variant in the future.
The launch also contributed to the expansion of the Spacesail Constellation, a satellite network situated in low-Earth orbit, purposed to deliver high-speed global broadband internet access. With over 160 satellites already deployed, the project aspires to have more than 10,000 satellites in operation by 2030, enhancing global connectivity.
This successful mission underscores China’s burgeoning commercial space industry and its strategic goals to broaden satellite internet availability worldwide. By achieving another pivotal milestone, China continues to solidify its standing as a key player in the global space arena.