Physics

Milky Way object fires protons at mind-bending energies

How the science connects

Cosmic raysAstrophysicsParticle accelerat…

AI Insight

Scientists have discovered that a cosmic object designated LHAASO J1912+1014u functions as a powerful particle accelerator, capable of accelerating protons to energies exceeding one quadrillion electron volts (1 PeV). This discovery provides crucial evidence for understanding the origin and acceleration mechanisms of ultra-high-energy cosmic rays within our galaxy. The object represents a rare example of a PeVatron, a cosmic source capable of producing particles at petaelectronvolt energies.


This finding advances our understanding of where the Milky Way's most energetic cosmic rays originate and how they are produced. Understanding these acceleration processes could reveal fundamental information about extreme physical conditions in our galaxy and help explain how cosmic rays influence galactic evolution and star formation.


Understand the Science

Astrophysics 8 articles Explore Concept → Cosmic rays Concept coming soon Particle acceleration Concept coming soon

Scientists have identified LHAASO J1912+1014u as a cosmic accelerator that can push protons beyond one quadrillion electron volts. The finding may help reveal where the Milky Way’s most energetic cosmic rays come from and how they influence the galaxy.

Source: Mysterious Milky Way object accelerates protons beyond one quadrillion electron volts