Photoshop is one of the most commonly used image editors for astrophotography post-processing, but there are many others to choose from. Note: Don’t miss the detailed video at the end of this article, It was created to help show you how to process your images with some of the software mentioned in this article. RegiStax is a free image processing software for amateur astrophotographers, released as freeware, which runs under Windows. A compatible version for Mac OS is also available as a emu file (see Download below).

Version 5.53 click here (FITS 48 bits support,...)

Version 5.52 click here (automatic astrometry / cartography)

Version 5.50 click here (sky cartographic projections)

Version 5.41 click here (background sky removal, ...)

Version 5.40 click here (improved remote control of DSRL)

Version 5.34 click here (new deblurring tools.)

Version 5.33 click here (contrast adjustment, ....)

Version 5.32 click here ( improved support of RAW files, ....)

Version 5.31 click here (special solar eclipses, ....)

Version 5.30 click here (fisheye images processing, ....)

Astronomy Image Processing Software

Version 5.20 click here (registration, ...)

Version 5.00 click here (remote control DSLR, batch mode, ...)

Version 4.37 click here (gradient removal, ...)

Version 4.34 click here (autoguiding, virtual equatorial, ...)

Version 4.30 click here (distorsion correction of optics, ...)

Version 4.21 click here (sun chromosphere processing, ...)

Version 4.20 click here (interactive registration, ...)

Version 4.19 click here (Akira Fuji effet, …)

Version 4.18 click here (support of new DSLR, ...)

Version 4.17 click here (interactive files selection, ...)

Version 4.16 click here (hot pixels removal, ...)

Version 4.15 click here (improved true colors image, ...)

Version 4.14 click here (noise removal, ...)

Version 4.10 click here (new DSRL ...)

Version 4.00 click here (Lucy-Richardson, …)

Version 3.83 click here (optimal stacking, ...).

Version 3.81 click here (Scan to pic command, ...).

Version 3.80 click here (Webcam synchro function).

Version 3.72 click here (camera support).

Version 3.71 click here(improved webcam functions).

Astronomical Image Processing

Version 3.70 click here (distortion correction)

Version 3.60 click here (spectra processing)

Version 3.54 click here (field rotation compensation,…)

Astrophotography Image Processing Software

Version 3.53 click here (improved automatic photometry, ...)