Non Linear Stretching With Curves                              

One way to overlay RGB stars onto a color mapped image

How to select all the stars w/ PhotoShop.  atn file included

A PhotoShop action to combine grayscale images into RGB

Background repair with PhotoShop or any image processor that can use layers and has a noise generation function.

An alternate use for Russ Croman's GradientXTerminator.

Repair elongated stars with PhotoShop.

Creating Hubble Palette color mapped images.

Defraction spike repair with PhotoShop.

Identifying your faint fuzzies with Aladin.

Correcting spiral galaxy color.