In March 2026, the Einstein Probe detected a brief flash of soft X-rays emitted from a galaxy about 500 million light-years away. The flash, dubbed EP260321a, immediately triggered a worldwide observing campaign. Within an hour, ground-based telescopes began monitoring the source, revealing a r...
Source: [Phys.org](https://phys.org/news/2026-08-astronomers-massive-star-death-explosive.html)