China’s Shijian-21 towed dead satellite to a high graveyard orbit
By Andrew Jones, Published by Space News, 27 January 2022 HELSINKI — China’s Shijian-21 space debris mitigation satellite has docked with a defunct Chinese satellite to drastically alter its geostationary orbit, demonstrating capabilities only previously exhibited by the United States. Data and tracking from space monitoring firms show that Shijian-21