China's Space Program Thread II

sunnymaxi

Colonel
Registered Member
No idea about US but this looks interesting if true.

China’s unique high-orbit satellite is using a rare metal the US struggles to obtain​

Beijing dominates the global supply of gallium nitride – which has been revealed as a key component in its Ludi Tance-4 01 satellite​

A satellite that can provide 24/7 surveillance of a third of the Earth’s surface relies on a rare mineral whose global supply is dominated by China, a new study has disclosed.

The Ludi Tance-4 01 radar satellite, powered by
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, is the only satellite of its kind.
It orbits 36,000km (22,000 miles) above the Earth and is able to stay in what is known as a geosynchronous orbit, which keeps it fixed over the same spot.

This allows it to monitor both large areas of the planet and moving targets – something the United States has spent decades trying to achieve without success.

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Heliox

Junior Member
Registered Member
... geosynchronous orbit, which keeps it fixed over the same spot.

This allows it to monitor both large areas of the planet and moving targets – something the United States has spent decades trying to achieve without success.

Wow, the level of journalism in SCMP is really reaching for new lows.

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(590 GEO satellites currently in orbit if you go by UCS Satellite Database)
 

Heliox

Junior Member
Registered Member
yeah correct about number of GEO satellites but i think SCMP is talking about specific RE GaN based satellite.

Fair enough. Could have been worded better especially given
1) US does have GaN based satellites already
2) The whole GaN based satellite in non-GEO orbit is really a decade (singular) long thing rather than a "decades" thing? As such, the struggle to get a GaN based GEO satellite can only be a decade long thing rather than "decades"?

Anyway, just nitpicking.
 
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