Gadgets: White Dwarf’s Unexplainable Rapid Spin Finally Decoded by Scientists

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White Dwarf's Unexplainable Rapid Spin Finally Decoded by Scientists

The white dwarf star RX J0648.0–4418, 1,700 light-years away, spins at a rapid pace of 13 seconds per rotation. Part of a binary system with a helium-burning hot subdwarf star, it continues to shrink while accreting material. This rare and short-lived system provides a unique view into stellar evolution. Approaching the Chandrasekhar limit, RX J0648.0–4418 is expe...

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