Unwanted amplification of the stars is a natural byproduct when we increase the contrast of our astroimages. Brighter stars also result when we apply unsharp masking to an image. In other words, if the whole point is to make a faint nebula appear more detailed, we don’t need the added distraction of distended stars. What can you do so this doesn’t happen? Follow these eight steps to isolate the stars.
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