With correct channels, calling conda create -n dragons python=3.10 dragons ds9 returns:

Channels:

• http://astroconda.gemini.edu/public
• conda-forge
• http://ssb.stsci.edu/astroconda
• defaults
  Platform: osx-arm64
  Collecting package metadata (repodata.json): done
  Solving environment: failed

PackagesNotFoundError: The following packages are not available from current channels:

• ds9
• dragons

Current channels:

• http://astroconda.gemini.edu/public
• https://conda.anaconda.org/conda-forge
• http://ssb.stsci.edu/astroconda
• defaults

To search for alternate channels that may provide the conda package you're
looking for, navigate to

https://anaconda.org

Is this a common error?