COVID-19: Nitrogen dioxide over China

Recent data have shown a decline of air pollution over northern Italy coinciding with its nationwide lockdown to prevent the spread of the coronavirus (COVID-19). This new map shows the variation of nitrogen dioxide emissions ...

China's satellite navigation system live

China's home-grown satellite navigation system launched a limited positioning service Tuesday, the official Xinhua news agency said, as the country seeks to break its dependence on foreign technology.

A Chinese space tug just grappled a dead satellite

A Chinese satellite pulled a defunct navigation satellite out of the way of other satellites on January 22. The satellite, called SJ-21, appeared to operate as a space tug when it grappled onto the navigation satellite from ...

China has begun launching its own satellite internet network

Since 2019, Elon Musk and SpaceX have led the charge to create high broadband satellite internet services. As of May 2023, the Starlink constellation consisted of more than 4,000 satellites operating in Low Earth Orbit (LEO) ...

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