Akari's observations of galaxy M101

M101 is a spiral galaxy, 170 000 light-years in diameter. AKARI’s new observations reveal differing populations of stars spread across its spiral arms.

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<p><a href="http://www.physorg.com/news108386221.html">Akari's observations of galaxy M101</a></p> <p>M101 is a spiral galaxy, 170 000 light-years in diameter. AKARI’s new observations reveal differing populations of stars spread across its spiral arms.</p>