The Milky Way’s newfound high-energy glow hints at the secrets of cosmic rays

Cosmic accelerators in the galaxy blast out extremely energetic particles, the find suggests

Tibet AS-gamma experiment

The Tibet AS-gamma experiment (shown) detects high-energy gamma rays by observing showers of particles produced when a gamma ray hits Earth’s atmosphere.

The Institute of High Energy Physics of the Chinese Academy of Sciences/Xinhua/Alamy Stock Photo

The Milky Way glows with a gamma ray haze, with energies vastly exceeding anything physicists can produce on Earth, according to a new paper.