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Stars and solar physics

Stars and solar physics

Magnetic propeller star flings plasma into the cosmos

14 Jan 2022
Magnetic propeller star is flinging plasma into the cosmos
Plasma slinger: Artist’s impression of J0240+1952, which contains the fastest spinning confirmed white dwarf (centre) and only second ever magnetic propeller to be observed. Material is being pulled from the companion (right) and flung into space at high speed. A small fraction of it is accreted, gathering in bright spots that rotate in and out of view. (Credit: University of Warwick/Mark Garlick)
The fastest-spinning white dwarf ever seen is flinging plasma into interstellar space – according

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Sam Jarman is a science writer based in the UK
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