Milky Way's hot gas halo could solve "missing baryon" mystery

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An international team of astronomers has combined data from NASA's Chandra X-ray observatory, ESA's XMM-Newton space observatory and Japan's Suzaku satellite to suggest that our galaxy may be surrounded by a halo of hot gas extending in all directions for hundreds of thousands of light-years. The finding also offers clues as to why more than half of the ordinary matter in early galaxies has seemingly disappeared without leaving a trace... Continue Reading Milky Way's hot gas halo could solve "missing baryon" mystery

Section: Science and Education

Tags: ESA, Galaxy, NASA, Space

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