Live Breaking News & Updates on Gamma Ray Fermi Bubbles

The 70-Year-Old Mystery of Two Galactic Mushroom Clouds
Giant bubbles hovering over the Milky Way seem to be remnants of an ancient explosion.
Jeremy Sanders, Hermann Brunner and the eSASS team (MPE); Eugene Churazov, Marat Gilfanov (on behalf of IKI)
When Peter Predehl, an astrophysicist at the Max Planck Institute for Extraterrestrial Physics in Germany, first laid eyes on the new map of the universe’s hottest objects, he immediately recognized the aftermath of a galactic catastrophe. A bright-yellow cloud billowed tens of thousands of light-years upward from the Milky Way’s flat disk, with a fainter twin reflected below. ....

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