This Hubble Space Telescope image of galaxy NGC 1275 reveals the fine,  thread-like filamentary structures in the gas surrounding the galaxy.  The red filaments are composed of cool gas being suspended by a magnetic  field, and are surrounded by the 100-million-degree Fahrenheit hot gas  in the center of the Perseus galaxy cluster.
The filaments are  dramatic markers of the feedback process through which energy is  transferred from the central massive black hole to the surrounding gas.  The filaments originate when cool gas is transported from the center of  the galaxy by radio bubbles that rise in the hot interstellar gas.
At a distance of 230 million light-years, NGC 1275 is one of the  closest giant elliptical galaxies and lies at the center of the Perseus  cluster of galaxies.
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