BBC Sky at Night

Subtract stars to get more from deep-sky data

Expert processing tips to enhance your astrophotos

Astrophotography processing is all about the art of data control and getting the right balance between stretching data to tease out details, without going too far and ‘clipping’ it. Once the data is overstretched, delicate details are lost, or the image becomes noisy.

Stars are one major obstacle during processing. They limit the extent to which data can be enhanced, as they distort or become bloated. This reduces. StarNet++ is compatible with both CCD and DSLR data, and so a popular choice for most astrophotographer toolkits.

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