Precessing magnetic jet engine model reveals power source of rare 'heartbeat' gamma-ray burst

Prof. An Tao from the Shanghai Astronomical Observatory (SHAO) of the Chinese Academy of Sciences has proposed a novel ...
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US firm delivers 12 kW thrusters for NASA’s lunar Gateway

The delivery of three 12 kilowatt Hall-effect thrusters to NASA’s Lunar Gateway marks a pivotal moment in how the United ...