|Astropy Logo|

:Versions: |Zenodo| |PyPI Status| |Supported Python Versions| :Status: |Coverage Status| |Actions Status| |CircleCI Status| |Documentation Status| :Tools: |Pre-Commit| |Ruff| :Community: |pyOpenSci Peer-Reviewed|

The Astropy Project is a community effort to develop a single core package for astronomy in Python and foster interoperability between packages used in the field. This repository contains the core library.

• Website <https://astropy.org/>_
• Documentation <https://docs.astropy.org/>_
• Slack <https://astropy.slack.com/>_
• Open Astronomy Discourse <https://community.openastronomy.org/c/astropy/8>_
• Astropy users mailing list <https://mail.python.org/mailman/listinfo/astropy>_
• Astropy developers mailing list <https://groups.google.com/g/astropy-dev>_

Installation

To install astropy from PyPI, use:

.. code-block:: bash

pip install astropy

For more detailed instructions, see the install guide <https://docs.astropy.org/en/stable/install.html>_ in the docs.

Contributing

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The Astropy Project is made both by and for its users, so we welcome and encourage contributions of many kinds. Our goal is to keep this a positive, inclusive, successful, and growing community that abides by the Astropy Community Code of Conduct <https://www.astropy.org/about.html#codeofconduct>_.

For guidance on contributing to or submitting feedback for the Astropy Project, see the contributions page <https://www.astropy.org/contribute.html>. For contributing code specifically, the developer docs have a guide <https://docs.astropy.org/en/latest/index_dev.html> with a quickstart. There's also a summary of contribution guidelines <CONTRIBUTING.md>, and Astropy's AI Policy <https://github.com/astropy/astropy-project/blob/main/policies/ai-policy.md>.

Developing with Codespaces

GitHub Codespaces is a cloud development environment using Visual Studio Code in your browser. This is a convenient way to start developing Astropy, using our dev container <.devcontainer/devcontainer.json>_ configured with the required packages. For help, see the GitHub Codespaces docs <https://docs.github.com/en/codespaces>_.

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Acknowledging and Citing

See the acknowledgement and citation guide <https://www.astropy.org/acknowledging.html>_ and the CITATION <https://github.com/astropy/astropy/blob/main/astropy/CITATION>_ file.

Supporting the Project

|NumFOCUS| |Donate|

The Astropy Project is sponsored by NumFOCUS, a 501(c)(3) nonprofit in the United States. You can donate to the project by using the link above, and this donation will support our mission to promote sustainable, high-level code base for the astronomy community, open code development, educational materials, and reproducible scientific research.

License

Astropy is licensed under a 3-clause BSD style license - see the LICENSE.rst <LICENSE.rst>_ file.

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