A Chinese spacecraft has been checking out US satellites high above Earth

The Chinese satellite TJS-3 has been inspecting other countries' assets in geostationary orbit.

Satellites in geostationary orbit circle Earth above the equator from west to east, taking 23 hours, 56 minutes and 4 seconds to circle our planet — the same amount of time it takes Earth to complete one rotation. This makes satellites in GEO appear to be"stationary" over a fixed position.

A Chinese satellite launched in 2018 has been inspecting other nations' spacecraft high above Earth in geostationary orbit., was sent up into geostationary orbit in late 2018. It then released a small subsatellite, possibly to help test TJS-3's capabilities. Orbital data reveals that TJS-3 has been making close approaches to American satellites in recent months. For example, the Twitter accountthat the satellite has been drifting along the geostationary belt, but pausing to take a closer look at satellites USA 233 and USA 298, both thought to be military communications satellites operated by the

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