Back to today’s briefing

Story perspectives

Michigan State Uncovers Origins of Cosmic Rays

11/13/2025

50 4

Summary

Story summary

Researchers at Michigan State University are investigating cosmic-ray origins, linking them to PeVatrons and identifying their sources.
The findings were presented at the American Astronomical Society meeting in Anchorage, Alaska.
They identified one PeVatron as a pulsar wind nebula, a rare confirmation.
They plan to combine data from observatories to study cosmic-ray sources and neutrino emissions.

1 of 1

Story summary

Researchers at Michigan State University are investigating cosmic-ray origins, linking them to PeVatrons and identifying their sources.
The findings were presented at the American Astronomical Society meeting in Anchorage, Alaska.
They identified one PeVatron as a pulsar wind nebula, a rare confirmation.
They plan to combine data from observatories to study cosmic-ray sources and neutrino emissions.