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Shijian-18 was a Chinese communications and technology demonstration satellite developed and launched by the China Academy of Space Technology on 2 July 2017. It was the maiden flight of the DHF-5 satellite bus, which is designed with 16-year lifespan. Shijian-18 carried 18 experiments on board involving communications and space telescopes.
BeiDou-2 - Sent to GEO graveyard Orbit by Shijian-21 space Debris mitigation satellite or orbital servicing vehicle in January 2022. [10] 3 Compass-G1 16 January 2010 16:12 Xichang, LC-2 Long March 3C: N/A GEO 140.0° E Retired: BeiDou-2 4 Compass-G3 2 June 2010 15:53 Xichang, LC-2 Long March 3C: N/A GEO 79.5° E Retired September 29, 2018
Marine plastic pollution is a type of marine pollution by plastics, ranging in size from large original material such as bottles and bags, down to microplastics formed from the fragmentation of plastic material. Marine debris is mainly discarded human rubbish which floats on
Tongxin Jishu Shiyan (TJS, Chinese: 通信技术试验; pinyin: Tōngxìn Jìshù Shìyàn; lit. 'communication technology test') is a Chinese military satellite program operating in geostationary orbit (GEO).
The agency’s Space Debris Office, along with an international surveillance network, monitored and tracked the Earth-observing ERS-2 satellite throughout February to make predictions about the ...
This is an accepted version of this page This is the latest accepted revision, reviewed on 1 February 2025. Large floating field of debris in the North Atlantic Ocean The North Atlantic Gyre is one of five major ocean gyres. The North Atlantic garbage patch is a garbage patch of man-made marine debris found floating within the North Atlantic Gyre, originally documented in 1972. A 22-year ...
The South Pacific garbage patch is an area of ocean with increased levels of marine debris and plastic particle pollution, within the ocean's pelagic zone. This area is in the South Pacific Gyre , which itself spans from waters east of Australia to the South American continent, as far north as the Equator , and south until reaching the ...
ION Satellite Carrier (formerly ION CubeSat Carrier) is a satellite platform developed, manufactured, and operated by Italian company D-Orbit.The platform features a customizable 64U satellite dispenser capable of hosting a combination of CubeSats that fits the volume.