Celestial hemisphere:  Northern  ·  Constellation: Ursa Major (UMa)  ·  Contains:  M 101  ·  NGC 5457  ·  NGC 5461  ·  NGC 5473  ·  NGC 5477
M101 - Pinwheel Galaxy, sanyahun
M101 - Pinwheel Galaxy
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M101 - Pinwheel Galaxy

M101 - Pinwheel Galaxy, sanyahun
M101 - Pinwheel Galaxy
Powered byPixInsight

M101 - Pinwheel Galaxy

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My second galaxy try with the new gear from dslr SAP to dedicated astro camera and a better mount. Everything is a bit struggle, but every session is a new lesson Stars are oversaturated, keep practicing the post process part as well. And its a BIG crop

"Pierre Méchain, the discoverer of Messier 101, described it as a "nebula without star, very obscure and pretty large, 6' to 7' in diameter, between the left hand of Bootes and the tail of the great Bear. It is difficult to distinguish when one lits the [grating] wires." - Wikipedia

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M101 - Pinwheel Galaxy, sanyahun