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Breakthrough Discovery: Small Black Holes Propel Cosmic Rays

1/29/2025

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Summary

Story summary

Researchers at Germany's Max Planck Institute have made a groundbreaking discovery: small black holes alongside ordinary stars can propel particles to astonishing energies. Their study of the microquasar GRS 1915+105 unveiled high-energy gamma rays, indicating that these smaller systems play a crucial role in the cosmic ray bombardment of Earth, revolutionizing our grasp of cosmic particle acceleration.

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Story summary

Researchers at Germany's Max Planck Institute have made a groundbreaking discovery: small black holes alongside ordinary stars can propel particles to astonishing energies. Their study of the microquasar GRS 1915+105 unveiled high-energy gamma rays, indicating that these smaller systems play a crucial role in the cosmic ray bombardment of Earth, revolutionizing our grasp of cosmic particle acceleration.