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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
Shijian-21 [ edit ] In December 2021 - January 2022, China's Shijian-21 space debris mitigation satellite has docked with the defunct Beidou-2 G2 navigation satellite to drastically alter its geostationary orbit, demonstrating capabilities only previously exhibited by the United States.
Chinese satellites have shown the ability to evade and monitor a US surveillance satellite, prompting experts to call for new norms as the space powers increasingly play cat-and-mouse games in ...
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As Earth orbits the sun, it encounters the debris trail from Halley’s comet twice a year. The first occurs in May when particles from the comet’s outbound leg cause the annual Eta Aquariids.
The rapid increase in satellites and space junk will make low Earth orbit unusable unless companies and countries cooperate and share the data needed to manage that most accessible region of space ...
First flight of Long March 5B. Some debris from the CZ-5B's core stage may have survived reentry and fell on villages in the Ivory Coast. [8] 29 May 2020 20:13 [10] Long March 11: F-09 Xichang: Successful XJS-G (Chuangxin 6-01) Low Earth: Shanghai Engineering Center for Microsatellites Earth observation technology XJS-H Low Earth