eROSITA Telescope Nearly Doubles Known X-ray Sources, Revealing 2 Million Active Black Holes and Exploding Stars

Space

12 August 2026 at 2:14 am

eROSITA Telescope Nearly Doubles Known X-ray Sources, Revealing 2 Million Active Black Holes and Exploding Stars

HyperFast News

Summary

Astronomers have nearly doubled the number of known cosmic X-ray sources with the second data release (DR2) from the eROSITA X-ray telescope, cataloging almost 2 million objects including supermassive black holes, galaxy clusters, and exploding stars. This unprecedented dataset will aid in studying black hole growth, galaxy evolution, and the universe's largest structures, offering a comprehensive view of the high-energy universe.

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