2021年1月24日 星期日

Iodine serves to propel satellite in space

For the first time, a telecommunications satellite has used an iodine propellant to change its orbit around Earth, reports the European Space Agency (ESA). Specifically, it has been used in an electric thruster that controls the satellite’s height above Earth. Iodine is described as being less expensive and simpler to use than traditional propellants. This ...

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