Science

Dead star smaller than Jupiter is one of the tiniest in the known universe

Dead star smaller than Jupiter is one of the tiniest in the known universe


Astronomers have discovered an extraordinary binary system in which a “dead star,” or white dwarf, whips around its blisteringly hot and tiny stellar companion so fast that it squeezes almost 72 years into just one Earth day.

The system, designated TMTS J0526, was spotted by a Tsinghua University team using the Tsinghua University-Ma Huateng Telescope for Survey (TMTS) and is located around 2,760 light-years from Earth.

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