It Takes Two to Tango: Eclipsing White Dwarfs Push General Relativity to its Limit

It Takes Two to Tango: Eclipsing White Dwarfs Push General Relativity to its Limit

The Zwicky Transient Factory (ZTF) observes the entire northern sky and collects data on as many stars as possible. Combing through the light curves of 20 million stars with periodic changes in brightness, the authors of today’s paper found a hidden gem called ZTF J1539+5027, an eclipsing white dwarf binary with an orbital period of only 6.91 minutes.

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