Image of the Month
NGC-7331
NGC-7331, Spiral galaxy in Pegasus
NGC-7331 is a bright, inclined spiral galaxy located in the constellation of Pegasus. It was discovered by Sir William Herschel in 1784. It lies 40 million light years from Earth and is 120,000 light years in diameter. It is the brightest of several galaxies in the 7331 group, which are gravitationally bound to each other. A number of the companions of NGC-7331 are visible in this image, just east (above) of 7331. From left to right they are:
NGC-7337, NGC-7340, NGC-7338, and NGC-7335.
This image, acquired on October 4, 2021, is a 1 hour integration of 3 minute exposures through the Celestron C-11 at f/6.3, using the Starizona SCT Reducer/Corrector and the ZWO ASI 2600MC Pro color CMOS camera, operating at -15 degrees below ambient temperature and binned 1 X 1. Guided, captured and combined using Maxim DL5 Pro. Post processed using PhotoShop CS2, Gradient XTerminator, StarShrink, Carboni's Astro Tools and NoiseWare.