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      In this tutorial, award winning astrophotographer and Co-Founder of Masters of PixInsight, Warren Keller demonstrates how to use the Blemish Blaster script by Frank Marek (SetiAstro) to remove unwanted artefacts from astrophotography images in PixInsight. This script offers an alternative to the Clone Stamp tool, making it easy to blend away blemishes. Key points include:

      Setting Up Blemish Blaster:

      Learn how to access and install the script, and prepare your image by removing stars for easier artefact cleanup.

      Using the Script to Remove Blemishes:

      Explore techniques for selecting blemishes with circular or freehand selections and adjust settings like feathering and opacity for smooth repairs.

      Understand when to use this tool versus more advanced options in Photoshop, especially for challenging artefacts.

      Practical Tips and Applications:

      Warren shares insights on handling various image issues and demonstrates Blemish Blaster's effectiveness in maintaining a natural look in cleaned-up images.

      22 Apr 2025

      Removing Artefacts with Blemish Blaster in PixInsight

      Warren Keller
      • Parts
        ............................................................................................................................
        1 Video
      • Duration
        ............................................................................................................................
        8m
      • Image type
        ............................................................................................................................
        Deep Sky Imaging
      • Difficulty level
        ............................................................................................................................
        Intermediate
      • Category
        ............................................................................................................................
        Techniques
      • Tier
        ............................................................................................................................
        Standard
      • Software used
        ............................................................................................................................
        PixInsight