Celestial hemisphere:  Northern  ·  Constellation: Ursa Major (UMa)  ·  Contains:  M 101  ·  NGC 5455  ·  NGC 5457  ·  NGC 5461  ·  NGC 5471
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M101: Galaxy in Ursa Major, Michael Caligiuri
M101: Galaxy in Ursa Major
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M101: Galaxy in Ursa Major

Getting plate-solving status, please wait...
M101: Galaxy in Ursa Major, Michael Caligiuri
M101: Galaxy in Ursa Major
Powered byPixInsight

M101: Galaxy in Ursa Major

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Description

LRGB Image of M101

M101 is noted for its high population of large and bright HII regions. H II regions contain enormous clouds of high-density molecular hydrogen gas contracting under their own gravitational force triggering strong star formation.  These regions appear red in the current image.

8 x 15 min lum
4 x 10 min RGB

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M101: Galaxy in Ursa Major, Michael Caligiuri