Understanding the origin, acceleration and propagation of high-energy cosmic rays has been a century-old mystery in astrophysics. Recently, joint observations from China's Einstein Probe (EP) satellite and the Large High Altitude Air Shower Observatory (LHAASO) showed an extraordinarily long X-r...

Source: [Phys.org](https://phys.org/news/2026-09-year-ray-tail-links-pulsar.html)

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