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http://www.xinhuanet.com/english/2019-07/26/c_138259969.htm


XICHANG, July 26 (Xinhua) -- China successfully sent a group of new remote sensing satellites into orbit from the Xichang Satellite Launch Center in southwest China's Sichuan Province on Friday.

The satellites, belonging to the Yaogan-30 family, were launched by a Long March-2C carrier rocket at 11:57 a.m. (Beijing Time).

The satellites have entered the planned orbits, and will be used for electromagnetic environment detection and related technological tests.

Friday's launch was the 308th mission of the Long March rocket series.
 

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http://www.xinhuanet.com/english/2019-07/23/c_138250867.htm

HANGZHOU, July 23 (Xinhua) -- China's 80-tonne thrust liquid oxygen-methane engine has completed a full-thrust
run test with a duration of 100 seconds, the developer said Tuesday.

The engine, named TQ-12, was independently developed by the private rocket company LandSpace and has the third-highest thrust level among liquid oxygen-methane engines globally.

The test shows that key technical parameters have reached the design requirements and further verified the product's quality and structural reliability, said Ge Minghe, general manager of the R&D department of LandSpace.

The engine will conduct further tests including a test under extreme working conditions and a long-run test, according to the company's plan.

The Chinese government encourages the participation of private enterprises in the space industry. The country had more than 60 private companies in the commercial space industry as of December 2018.
 

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China's KZ-1A rocket launches two satellites



JIUQUAN, Aug. 31 (Xinhua) -- Two satellites for technological experiments were sent into space by a Kuaizhou-1A, or KZ-1A, carrier rocket from the Jiuquan Satellite Launch Center in northwest China on Saturday.

The rocket blasted off at 7:41 a.m. and sent the two satellites into their planned orbit.

Kuaizhou-1A, meaning speedy vessel, is a low-cost solid-fuel carrier rocket with high reliability and a short preparation period. The rocket, developed by a company under the China Aerospace Science and Industry Corporation, is mainly used to launch low-orbit microsatellites.

Saturday's launch was the third mission of the KZ-1A rocket.

One of the newly launched satellites was developed by the Innovation Academy for Microsatellites of the Chinese Academy of Sciences, and will be used for microgravity technology experiments.

The other satellite, developed by Spacety Co., Ltd. (Changsha), a privately owned Chinese commercial space company, will be used to test solar sail technology.

http://www.xinhuanet.com/english/2019-08/31/c_138352657.htm


 

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China launches three new satellites
http://www.xinhuanet.com/english/2019-09/12/c_138386605.htm


TAIYUAN, Sept. 12 (Xinhua) -- China sent a resource satellite and two small satellites into planned orbits from the Taiyuan Satellite Launch Center in north China's Shanxi Province on Thursday.

They were launched on a Long March-4B carrier rocket at 11:26 a.m. Thursday Beijing Time.

The resource satellite, ZY-1 02D, is developed by the China Academy of Space Technology (CAST) and is an important part of China's space-based infrastructure.

It will provide observation data for natural resources asset management, ecological monitoring, disaster prevention and control, environmental protection, urban construction, transportation and contingency management.

With an expected lifespan of five years, ZY-1 02D will form a network with more satellites to follow.

It will work in the solar synchronous orbit at 778 km above the earth. It carries a near-infrared camera with a coverage width of 115 km, enabling it to observe large and medium-sized cities, and be used for urban planning, said the satellite's project manager Li Yifan.

It also carries a 166-band hyperspectral camera that can produce 166 pictures with different color bands simultaneously. The camera can capture the reflected light information of various minerals, and be used to analyze complicated mineral compositions and distribution, said Li.

The satellite can also be used to observe chlorophyll concentration, water transparency and total suspended matter concentration in lakes to help monitor the environment and prevent water pollution.

One of the two small satellites launched on the same rocket belongs to Beijing Normal University, and is named BNU-1, and the other belongs to a Shanghai-based private space technology company. Both have an expected lifespan of one year.

BNU-1, developed by a Shenzhen-based company affiliated to CAST, weighs about 16 kg, and will be mainly used to monitor polar climate and environment, greatly helping research of the polar regions and global climate change.

The satellite can report sea ice changes, which could help with ship navigation and make channel risk assessments.

Thursday's launch is the 310th mission of the Long March carrier rocket series.
 
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China launches new remote-sensing satellites
http://www.xinhuanet.com/english/2019-09/19/c_138404659.htm


JIUQUAN, Sept. 19 (Xinhua) -- Five new remote-sensing satellites were sent into planned orbit from the Jiuquan Satellite Launch Center in northwest China's Gobi Desert Thursday.

The five satellites were launched by a Long March-11 carrier rocket at 2:42 p.m. (Beijing Time).

The satellites belong to a commercial remote-sensing satellite constellation project "Zhuhai-1," which will comprise 34 micro-nano satellites, including video, hyperspectral, and high-resolution optical satellites, as well as radar and infrared satellites.

The carrier rocket was developed by the China Academy of Launch Vehicle Technology, and the satellites were produced by the Harbin Institute of Technology and operated by the Zhuhai Orbita Aerospace Science and Technology Co. Ltd.

Thursday's launch was the 311th mission for the Long March series carrier rockets.

The newly launched satellites comprise four hyperspectral satellites with 256 wave-bands and a coverage width of 150 km, and a video satellite with a resolution of 90 centimeters.

The Zhuhai-1 hyperspectral satellites have the highest spatial resolution and the largest coverage width of their type in China.

The data will be used for precise quantitative analysis of vegetation, water and crops, and will provide services for building smart cities, said Orbita, the largest private operator of hyperspectral satellites in orbit.

The company aims to cooperate with government organizations and enterprises to expand the big data satellite services.



 

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