[/caption] Wow! Astrophotographer John Chumack has done it again with a spectacular, long exposure view of the Whirlpool Galaxy, M51. “This is my best and most detailed image of M51 to date, and now my longest exposure on a single object,” John said. “Definitely a lot of work, but I now feel it was worth … Continue reading 'Astrophoto: Stunning Detailed Look at the Whirlpool Galaxy by John Chumack'
John used a QHY8 Cooled CCD camera and a modified Canon Rebel Xsi DSLR camera. Data from both cameras were used, and both employed a celestron coma corrector and Astronomiks CLS filter employed.
Calibrated Bias, Darks, Flats, Darks for flats, in Deep Sky Stacker via Sigma Reject, both camera data sets were combined and resized to match in Maxim DL, initially color balanced in Nebulosity, Gradient XT was used to remove Light pollution Gradients, Luminance Layered and final color balance in Adobe.
The Whirlpool Spiral Galaxy is actually two colliding Galaxies in the Constellation of Canes Venatici, and can be found a few degrees from the end star in handle of the Big Dipper. The smaller companion that M51 is colliding with is called NGC-5195. M51 sits at 23 million light years away from Earth.
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