Most deep sky imagers need to guide their mounts for long-exposure imaging. Large telescopes with long focal lengths and fine image scale are especially...
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After testing over a dozen cameras for astrophotography, none ticked all the boxes for what I was looking for (sensor size, price, read noise,...
For the many of us who live near cities, light pollution makes quality astrophotography difficult. Fortunately, there are many filters that alleviate the problem....