The supernova impostor: Chandra finds likely source of giant star's repeated outbursts

The supernova impostor: Chandra finds likely source of giant star's repeated outbursts

Using NASA's Chandra X-ray Observatory, astronomers have discovered what is triggering repeated outbursts from a giant, unstable star.

phys.org/news/2026-11-supernova-impostor-chandra-source-giant.html