On the 11th April 2025 launch CNSA _China National Space Administration -China – People’s Republic of China 0047 Morning Hours Hong Kong –Beijing Time China- People’s Republic of China…. at the Xichang Satellite Launch Center, Sichuan Province of the Xichang Launch Center, the Long March 3B carrier rocket was launched, sending successfully launched Communication Technology communication technology test satellite No. 17 into space using Long March 3B carrier rocket at Xichang Satellite Launch Center. The satellite successfully entered the planned orbit and the launch mission was a complete success.
The Communication Technology Test Satellite No. 17 was developed by the Eighth Academy of China Aerospace Science and Technology Corporation and is mainly used to carry out multi-band, high-speed satellite communication technology verification. So far, the Long March 3A series has completed 6 launches in 2025. This launch is the 569th launch of the Long March series of carrier rocket…
At 1:12 am on January 21st, 2025, Hong Kong SAR- Beijing time, after about 8.5 hours of extravehicular activities, Shenzhou 19 crew astronauts Cai Xuzhe, Song Lingdong, and Wang Haoze worked closely together, and with the support of the space station’s robotic arm and ground scientific researchers, completed the installation of the space station’s space debris protection device and the inspection of extravehicular equipment and facilities. Extravehicular astronauts Cai Xuzhe and Song Lingdong have safely returned to the Wentian laboratory module, and the extravehicular activities were a complete success….
On the 7th January 2025 schedule to launch CNSA _China National Space Administration -China – People’s Republic of China 0400 Hours Hong Kong –Beijing Time China- People’s Republic of China…. at the Xichang Satellite Launch Center, Sichuan Province of the Xichang Launch Center, the Long March 3B carrier rocket was launched, sending This morning, China successfully launched the Shijian 25 satellite into space using the Long March 3B carrier rocket at the Xichang Satellite Launch Center. The satellite entered the planned orbit smoothly and the launch mission was a complete success. The satellite is mainly used for satellite fuel replenishment and life extension service technology verification..
At 04:00 on January 7, the Long March 3B carrier rocket ignited and took off from the Xichang Satellite Launch Center, and then sent the Practice 25 satellite into its predetermined orbit. This marked a “good start” for China’s space launch mission in 2025.
The Long March 3B rocket, Long March 3A rocket and Long March 3C rocket together constitute the Long March 3A series of rockets, which are developed by the First Academy of China Aerospace Science and Technology Corporation. The Practice 25 satellite is developed by the Eighth Academy of China Aerospace Science and Technology Corporation.
This year, the Long March 3A series of rockets are expected to carry out more than 10 launch missions. The rocket team will continue to improve the rocket’s mission adaptability by promoting de-missionized batch production, cross-parallel working mode, and tightening quality control.
Since August last year, the First Academy has tried to use a professional test and launch team to participate in the Long March 3 series of launch missions, promoting the transformation of the rocket test and launch model from a scientific research model to a professional model, thereby optimizing personnel allocation and freeing up the designer team. After nearly half a year of internship training, 9 positions in the first phase of this launch mission have been taken over, and the optimization of the professional test and launch model will continue to be promoted in the future.
The Shijian No. 25 refueling service aircraft was developed by the Eighth Academy of China Aerospace Science and Technology Corporation. It is used for satellite fuel replenishment and life extension services, and provides sufficient energy guarantee for the long-term operation of satellites in orbit. It can carry 1.3 tons of fuel at a time, accounting for 52% of its own weight.
When the refueling service aircraft receives a distress signal from a fuel-shortage satellite, it will, under the guidance of the ground dispatch system and with the help of its front-end navigation system, achieve “automatic driving and door-to-door service.” After arriving near the satellite, the aircraft uses the navigation system to autonomously track and approach the satellite. When the aircraft is within about 2 meters of the satellite, it will cooperate with the robotic arm to achieve precise docking with the satellite’s fuel refueling port, establish a fuel transfer path, and smoothly carry out “space refueling.
During the mission, the launch site test team of China Aerospace Science and Technology Corporation adhered to the guidance of Xi Jinping Thought on Socialism with Chinese Characteristics for a New Era, fully implemented the spirit of the 20th National Congress of the Communist Party of China and the Second and Third Plenary Sessions of the 20th Central Committee of the Communist Party of China, and implemented the spirit of the Ninth Working Conference of the Group Corporation. At the same time, it gave full play to the political function of the party organization, guided the test team members to improve their political stance, bear in mind their mission and responsibilities, and made every effort to ensure the complete success of the launch mission.
This launch is the 555th launch of the Long March series of launch vehicles.
On the 20TH December 2024 schedule to launch CNSA _China National Space Administration -China – People’s Republic of China 2312 Hours Hong Kong –Beijing Time China- People’s Republic of China…. at the Xichang Satellite Launch Center, Sichuan Province At 23:12 on December 20, the Long March 3B carrier rocket ignited and took off from the Xichang Satellite Launch Center, and then accurately sent the Communication Technology Experimental Satellite No. 12 into the predetermined orbit. The launch mission was a complete success.
The Long March 3B rocket was developed by the First Academy of China Aerospace Science and Technology Corporation. This launch is another victory for the Long March 3B rocket after it achieved my country’s first 100th space launch of a single model on December 3. The two launches were only 17 days apart, and it is also the final battle of the Long March 3A series of launch vehicles in 2024.
In response to the needs of high-density launch missions, the rocket launch test team innovatively proposed de-tasking and other management methods and processes. The Long March 3A series of rockets became the first launch vehicle in China to carry out batch production and use dual-station cross-parallel comprehensive testing, final assembly and factory testing. It is also the first launch vehicle that can enable a team to carry out test launches of two rockets at the launch site at the same time, with a launch being carried out once every 15 days.
In addition, in recent years, the rocket development team has continued to promote the implementation of reliability and carrying capacity improvement projects, and completed a new upgrade of the “gold medal rocket” Long March 3A series, laying a solid foundation for a new round of high-density launch missions.
The Communication Technology Experimental Satellite No. 12 was developed by the Eighth Academy of China Aerospace Science and Technology Corporation. It is mainly used for satellite communications, radio and television, data transmission and other services, and carries out relevant technical tests and verifications.
During the mission, the rocket launch test team and satellite test team of the China Aerospace Science and Technology Corporation took Xi Jinping Thought on Socialism with Chinese Characteristics for a New Era as their guide, thoroughly studied and implemented the spirit of the 20th National Congress of the Communist Party of China and the Second and Third Plenary Sessions of the 20th Central Committee of the Communist Party of China, conscientiously conveyed and studied the spirit of the Ninth Working Conference of the Group Company, gave full play to the leadership role of the temporary party committee, the role of the party branch as a fighting fortress, and the vanguard and exemplary role of party members, unified their thinking, gathered their strength, and strived to be the first to ensure the complete success of the launch mission.
The improved Kuaizhou-1A rocket has greatly increased its carrying capacity and successfully launched a radar remote sensing satellite in Xichang..
During on 4th December 2024 at 1246 Hong Kong SAR- Beijing Time launching from one of many complexes Xichang Satellite Launch center, Sichuan Province –China – People’s Republic of China on中國製造 Expace Technology Corporation, , the Kuaizhou No. 1A solid carrier rocket ignited and lifted off at the At 12:46 Beijing time on December 4, 2024, at the launch pad of the Xichang Satellite Launch Center, the “Kuaizhou-1A” solid carrier rocket ignited and took off, sending the “Haishao-1” remote sensing satellite into low Earth orbit (LEO).
“Haishao-1” (CAS Satellite 08) is a small synthetic aperture radar (SAR) remote sensing satellite that can realize on-board imaging and inversion and extraction of ocean dynamic information, and has a wide range of application scenarios.
Kuaizhou-1A is a four-stage small launch vehicle developed by China Aerospace Science and Industry Corporation (CASIC) Rocket Technology Co., Ltd., a subsidiary of the 9th Academy of China Aerospace Science and Industry Corporation. It adopts a four-stage tandem configuration, with solid rocket engines in the first, second and third stages and a room-temperature liquid engine in the fourth stage. The liquid final stage of the rocket is equipped with a nitrogen tetroxide (N2O4)/monomethylhydrazine (CH6N2) engine, which has the ability to ignite multiple times and can carry out multi-satellite launch missions in different orbits.
The improved launch vehicle “Kuaizhou-1A” was used this time, which adopted technologies such as high payload ratio optimization, de-tasking, landing area control, and online variable parameters, and achieved significant improvements in carrying capacity, satellite available envelope, reliability, and performance. Compared with the previous version, the external diameter of the fairing of the improved “Kuaizhou-1A” rocket has been increased from 1.4 meters to 1.8 meters, and the carrying capacity of the 500-kilometer, 45-degree low-Earth orbit (LEO) has been increased from 390 kilograms to 500 kilograms, the carrying capacity of the 500-kilometer sun-synchronous orbit (SSO) has been increased from 260 kilograms to 360 kilograms, and the carrying capacity of the 700-kilometer sun-synchronous orbit (SSO) has been increased from 200 kilograms to more than 300 kilograms.
Since its successful maiden flight, the Kuaizhou-1A rocket has carried out a total of 28 launches, 26 of which were successful, with a success rate of 92.86%. It is China’s solid-propellant carrier rocket with the most launches and the most successes. Since the successful launch of the Kuaizhou-1A Yao 23 rocket on June 22, 2022, the rocket has achieved 14 consecutive victories, which is the second longest winning streak of China’s active solid rockets, second only to the 17 consecutive victories of the Long March 11 rocket, which is still ongoing. On the afternoon of September 20, 2024, the Kuaizhou-1A Yao 31 rocket carried out the 27th launch of the arrow, 75 days away from this launch.
This launch is the fourth launch of the Kuaizhou-1A rocket in 2024, the 18th launch from the Xichang Satellite Launch Center, the 61st launch in China, and the 231st orbital space launch in the world.
