Saturday 25 September 2021
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scmp - 16 days ago

The ‘air breathing’ tech that China hopes can fuel a new generation of satellites

Researchers at Beihang University in Beijing say they have found that shock waves can occur in space, destabilising objects travelling at very high speeds.This could have a big impact on “air-breathing” satellites being designed to use molecules of air, rather than chemical fuels, to propel themselves in orbit.The shock waves had the potential to not only destabilise a satellite, but also drive the molecules away, reducing the device’s ability to collect the propellent and shortening its…


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