Par Liu Shiyao, Dong Zeyang, People’s Daily
China efficiently launched the Long March-10B service rocket from the Hainan business spacecraft launch website in south China’s Hainan province on July 10. The rocket’s first stage was efficiently captured by a net-capture system aboard the offshore restoration vessel Linghangzhe (Pathfinder), marking one other historic milestone for the nation’s area trade.
The mission marked China’s first profitable managed restoration of a reusable service rocket’s first stage, and the world’s first service rocket restoration utilizing a net-capture system. The Long March-10B has develop into China’s first reusable launch automobile to efficiently full a restoration mission.
Rocket restoration represents one of the vital refined, high-risk applied sciences in trendy aerospace. Through impartial technological innovation, China’s area trade has developed a net-based restoration strategy, opening the way in which for low-cost, high-frequency, and sustainable entry to area.
On February 11, 2026, China had already carried out a low-altitude demonstration and verification flight check of the Long March-10 service rocket, reaching offshore splashdown restoration of the primary stage, which landed in a delegated sea space as deliberate.
In this newest mission, your entire rocket was launched. The second stage efficiently entered orbit, whereas the primary stage made a delicate touchdown on the versatile web construction of the offshore restoration platform. The mission supplied a complete check of rocket restoration know-how beneath a totally lifelike flight profile, highlighting the immense technical challenges concerned.
Experts from the China Academy of Launch Vehicle Technology, beneath the China Aerospace Science and Technology Corporation (CASC), defined that the rocket’s first stage endured advanced airflow situations all through its return journey. In lower than six minutes, it accomplished a collection of extremely difficult and exact maneuvers—together with an aerial turnaround, braking, and precision touchdown—akin to performing an excessive gymnastics routine.
Specifically, after the separation of the primary and second levels, the primary stage was nonetheless ascending. It first adjusted its angle in the course of the glide section, turning itself round in midair.
It then entered the powered deceleration section, reigniting its engines to decelerate, very like making use of a brake. During this course of, the rocket needed to full a collection of advanced preparations inside a particularly brief time, together with propellant administration, tank pressurization, and engine pre-cooling. Subsequent aerodynamic deceleration was achieved via grid fins that generated air resistance to additional reduce velocity.
The ultimate stage concerned precision touchdown, because the rocket coordinated with the restoration vessel ready within the designated sea space.
In the ultimate second, the rocket robotically deployed hooks on the preset altitude and was firmly captured by a number of crisscrossed cables of the restoration web. The methods on the rocket and the vessel labored in shut coordination to finish the restoration.
Reusable rocket applied sciences embrace parachute restoration, horizontal restoration, and vertical restoration. The mainstream restoration technique worldwide is vertical takeoff and touchdown, and net-based restoration is one type of this strategy.
Why select offshore net-based restoration?
Experts from the Academy beneath the CASC defined that net-based restoration helps simplify rocket buildings. By eliminating the necessity for advanced touchdown legs, it reduces rocket weight whereas growing payload capability and total effectivity.
In addition, net-based restoration presents larger tolerance for touchdown deviations. Through coordinated operation between the rocket and restoration system, the seize window could be expanded. The system will also be designed in a modular, scalable strategy to meet the restoration wants of rockets of various sizes.
Why select offshore net-based restoration moderately than land-based web restoration?
Experts defined that one motive is to align with the launch trajectory of the Hainan business spacecraft launch website in Wenchang. Another is that open sea areas guarantee larger security, whereas cellular offshore restoration platforms allow versatile place adjustment.
However, offshore net-based restoration requires extremely exact coordination between the rocket and the vessel beneath dynamic situations, making it much more technically difficult.
The Long March-10B is a big, liquid-fueled launch automobile with a two-stage configuration and a diameter of 5 meters. It has a liftoff thrust of about 890 tonnes, a liftoff mass of about 760 tonnes, and a complete size of roughly 63 meters on its maiden flight.
In its reusable configuration, it has a low Earth orbit payload capability of 16 tonnes. It can assist missions corresponding to deploying low-orbit satellite tv for pc web constellations and launching massive business satellites. With its excessive payload capability and cost-effectiveness, the rocket is effectively suited to large-scale business launch operations.
Traditional disposable rockets are designed for single use and are costly to construct. Recovering and reusing rockets can considerably decrease launch prices. Rocket reusability is extensively thought to be a vital step towards enabling large-scale human entry to area.
Industry specialists acknowledged that the profitable maiden flight of the Long March-10B represents a breakthrough in low-cost, high-capacity reusable rocket know-how, filling a spot in China’s improvement on this area. It is anticipated to considerably cut back business launch prices and improve the competitiveness of China’s business area sector within the international market.