Science

Outbursts from a Massive Star

Edmonds Using NASA’s Chandra X-ray Observatory, astronomers have discovered what is triggering repeated outbursts from a giant, unstable star located in the galaxy shown in this image released on Nov.

✦ Extractive summary — built from the sources' own reporting•From 1 source•1 min read•Updated November 13, 2026, 4:39 PM UTC
Key points
  • Aghakhanloo et al.; Optical: SDSS; Image Processing: NASA/CXC/SAO/P.

The volatile star, known as AT 2016blu, is in the spiral galaxy NGC 4559, located about 30 million light-years from Earth.

Astronomers estimate the mass of this star is at least 33 times that of the Sun.

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