Space Chandra Embraces Hot ‘Arms’ of Pinwheel Galaxy

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NASA Picture Of The Day
Chandra Embraces Hot ‘Arms’ of Pinwheel Galaxy


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With a diameter of about 170,000 light years, galaxy Messier 101 (M101) is nearly twice the size of our Milky Way. Its orientation allows telescopes to... (More at NASA Picture Of The Day)
 
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