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Celestial Odd Couple: Massive Star and White Dwarf Caught in a Brilliant X-Ray Flash Discovery of a Rare Celestial Pair The Einstein Probe's Lobster-eye satellite has detected an elusive X-ray flash an unusual celestial pa ir, offering novel insights into the complex interactions and evolution of massive stars. This finding demonstrates the mission's power to uncover transient X-ray source and is detailed in a study published on the arXiv preprint server, with a forthcoming publication in The Astrophysical Journal Letters . Observing a Unique Binary System Astronomers have identified a rare celestial duo comprising a massive, hot star — over ten times the size of the Sun — and a compact white dwarf with a comparable mass to our star. Such systems are exceedingly rare and this first instance where scientists have observed the complete X-ray evolution of such a pair, from its initial flare-up to its gradual fading. Capturing the X-Ray Signal The Wide-field X-ray Telescope (WXT) ...