Welcome to Galacticus

Galacticus is a semi-analytic model of galaxy formation — a toolkit for modeling how galaxies form. For a scientific description of the model see the New Astronomy article.

📖 Documentation

The full Galacticus documentation now lives at galacticus.readthedocs.io. It includes:

• Installation — pre-compiled binary, Docker, and from source on Linux/macOS
• Getting started and tutorials
• Troubleshooting
• Physics reference and the developer guide

Downloads

• Bundled source code
• Statically-linked binary (Linux x86_64)
• Bundled datasets
• Bundled external tools

Getting help

• Ask questions in the discussion forum.
• For questions about installing or using Galacticus, contact Andrew Benson.

Contributing

See the contribution guidelines.