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Keyword: coddington

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  • Astronomy Picture of the Day -- IC 2574: Coddington's Nebula

    06/22/2012 3:45:15 AM PDT · by SunkenCiv · 10 replies
    NASA ^ | June 22, 2012 | (see photo credit)
    Explanation: Grand spiral galaxies often seem to get all the glory, flaunting their young, bright, blue star clusters in beautiful, symmetric spiral arms. But small, irregular galaxies form stars too. In fact dwarf galaxy IC 2574 shows clear evidence of intense star forming activity in its telltale pinkish regions of glowing hydrogen gas. Just as in spiral galaxies, the turbulent star-forming regions in IC 2574 are churned by stellar winds and supernova explosions spewing material into the galaxy's interstellar medium and triggering further star formation. A mere 12 million light-years distant, IC 2574 is part of the M81 group of...