Dead stars in the companion galaxy of the Milky Way cause a gamma ray cocoon

Mysterious, ultra-bright gamma-ray emissions in giant bubbles emanating from our galaxy may finally have an explanation.

The researchers used data from Jaya And the Fermi Space telescopes to search the Fermi bubbles, which are a pair of huge hourglass-shaped bubbles that extend from the poles Milky Way It extends for 50,000 light-years to trace the source of the extremely bright gamma-ray spots.