Celestial hemisphere:  Northern  ·  Constellation: Ursa Major (UMa)  ·  Contains:  M 101  ·  NGC 5457  ·  NGC 5477
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M101 in H alpha, erdmanpe
M101 in H alpha
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M101 in H alpha

Getting plate-solving status, please wait...
M101 in H alpha, erdmanpe
M101 in H alpha
Powered byPixInsight

M101 in H alpha

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Description

Taken in H alpha light, M101 is transformed into something resembling an Alaskan King Crab, or a giant space spider. The look is quite different than that undergone by M33 between luminance and H alpha images. Data acquired over multiple nights. Log stretch, no sharpening, in Maxim5.

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M101 in H alpha, erdmanpe