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    87 repositories

    • photutils

      Public
      Astropy package for source detection and photometry. Maintainer: @larrybradley
      pythonastronomyphotometryastropyastropy-affiliatedsource-detection
      Python
      •
      BSD 3-Clause "New" or "Revised" License
      •148•290•38•5•Updated Feb 20, 2026Feb 20, 2026

    • SPISEA

      Public
      Stellar Population Synthesis Modeling
      Python
      •39•70•14•10•Updated Feb 20, 2026Feb 20, 2026

    • repo_stats

      Public
      Git and citation stats for your repo and papers
      Python
      •
      BSD 3-Clause "New" or "Revised" License
      •6•4•0•0•Updated Feb 18, 2026Feb 18, 2026

    • astropy

      Public
      Astronomy and astrophysics core library
      pythonscienceastronomyastrophysicsastropy
      Python
      •
      BSD 3-Clause "New" or "Revised" License
      •2k•5.1k•1.3k•150•Updated Feb 16, 2026Feb 16, 2026

    • ccdproc

      Public
      Astropy affiliated package for reducing optical/IR CCD data
      pythonastronomyccdastropy-affiliated
      Python
      •
      BSD 3-Clause "New" or "Revised" License
      •89•93•67•6•Updated Feb 16, 2026Feb 16, 2026

    • astropy-iers-data

      Public
      IERS data maintained by @astrofrog and astropy.utils.iers maintainers
      astropyiers
      Python
      •
      BSD 3-Clause "New" or "Revised" License
      •9•3•3•1•Updated Feb 16, 2026Feb 16, 2026

    • astroquery

      Public
      Functions and classes to access online data resources. Maintainers: @keflavich and @bsipocz and @ceb8
      pythonastronomyastropyastropy-affiliatedclosember
      Python
      •
      BSD 3-Clause "New" or "Revised" License
      •431•771•361•39•Updated Feb 14, 2026Feb 14, 2026

    • asdf-astropy

      Public
      This is the extension library for ASDF to provide support for Astropy.
      Python
      •
      BSD 3-Clause "New" or "Revised" License
      •19•19•13•3•Updated Feb 13, 2026Feb 13, 2026

    • pyvo

      Public
      An Astropy affiliated package providing access to remote data and services of the Virtual Observatory (VO) using Python.
      Python
      •
      BSD 3-Clause "New" or "Revised" License
      •56•82•70•4•Updated Feb 12, 2026Feb 12, 2026

    • astropy-data

      Public
      The source for the astropy data repository (although the primary server is not on github)
      CSS
      •63•13•6•3•Updated Feb 7, 2026Feb 7, 2026

    • specutils

      Public
      An Astropy coordinated package for astronomical spectroscopy. Maintainers: @rosteen @keflavich @eteq
      astropy
      Python
      •132•195•200•13•Updated Feb 5, 2026Feb 5, 2026

    • extension-helpers

      Public
      Helpers to assist with building Python packages with compiled C/Cython extensions
      python
      Python
      •
      BSD 3-Clause "New" or "Revised" License
      •14•17•5•4•Updated Feb 5, 2026Feb 5, 2026

    • astropy.github.com

      Public
      The Astropy web pages
      HTML
      •
      BSD 3-Clause "New" or "Revised" License
      •106•47•25•6•Updated Feb 4, 2026Feb 4, 2026

    • specreduce

      Public
      Tools for the reduction of spectroscopic observations from Optical and NIR instruments
      spectroscopyastropy
      Jupyter Notebook
      •41•67•55•9•Updated Feb 3, 2026Feb 3, 2026

    • regions

      Public
      Astropy package for region handling
      astronomyregionastropyastropy-affiliated
      Python
      •
      BSD 3-Clause "New" or "Revised" License
      •57•65•51•9•Updated Feb 3, 2026Feb 3, 2026

    • astropy-project

      Public
      Documents and policies regarding the Astropy Project as a whole.
      TeX
      •
      Creative Commons Attribution 4.0 International
      •46•44•71•13•Updated Feb 3, 2026Feb 3, 2026

    • astropy-sphinx-theme

      Public
      Standalone version of the Astropy sphinx theme
      JavaScript
      •
      BSD 3-Clause "New" or "Revised" License
      •20•5•14•3•Updated Feb 2, 2026Feb 2, 2026

    • astrowidgets

      Public
      *PRE-ALPHA*/heavy dev. Jupyter widgets leveraging the Astropy ecosystem
      visualizationimagewidgetastronomyjupyter-notebookjupyterlab
      Python
      •
      BSD 3-Clause "New" or "Revised" License
      •16•35•12•3•Updated Feb 2, 2026Feb 2, 2026

    • pytest-astropy

      Public
      Metapackage for all the testing machinery used by the Astropy Project
      Python
      •
      BSD 3-Clause "New" or "Revised" License
      •13•5•2•0•Updated Feb 2, 2026Feb 2, 2026

    • reproject

      Public
      Python-based Astronomical image reprojection :milky_way: - maintainers @astrofrog @Cadair @svank
      Python
      •
      BSD 3-Clause "New" or "Revised" License
      •70•124•71•9•Updated Feb 2, 2026Feb 2, 2026

    • pytest-arraydiff

      Public
      pytest plugin to facilitate comparison of results to a pre-defined reference
      pytestarrayspytest-plugin
      Python
      •
      Other
      •21•27•4•1•Updated Feb 2, 2026Feb 2, 2026

    • pytest-filter-subpackage

      Public
      Simple pytest plugin to allow sub-packages to test to be selected with e.g. -P io.fits,modeling
      Python
      •
      BSD 3-Clause "New" or "Revised" License
      •7•5•4•0•Updated Feb 2, 2026Feb 2, 2026

    • pytest-remotedata

      Public
      Pytest plugin to control whether tests are run that have remote data
      Python
      •
      BSD 3-Clause "New" or "Revised" License
      •17•23•6•1•Updated Feb 2, 2026Feb 2, 2026

    • pytest-astropy-header

      Public
      pytest plugin to add diagnostic information to the header of the test output
      Python
      •
      BSD 3-Clause "New" or "Revised" License
      •11•8•3•0•Updated Feb 2, 2026Feb 2, 2026

    • sphinx-astropy

      Public
      Sphinx functionality for Astropy
      Python
      •
      BSD 3-Clause "New" or "Revised" License
      •20•6•11•2•Updated Feb 2, 2026Feb 2, 2026

    • sphinx-automodapi

      Public
      Sphinx extension for generating API documentation
      pythondocumentationsphinx
      Python
      •
      BSD 3-Clause "New" or "Revised" License
      •48•66•48•0•Updated Feb 2, 2026Feb 2, 2026

    • astroscrappy

      Public
      Speedy Cosmic Ray Annihilation Package in Python
      Cython
      •36•79•6•1•Updated Feb 2, 2026Feb 2, 2026

    • astropy-healpix

      Public
      BSD-licensed HEALPix for Astropy - maintained by @astrofrog and @lpsinger
      pythonhealpixastropy
      C
      •
      BSD 3-Clause "New" or "Revised" License
      •24•60•26•5•Updated Feb 2, 2026Feb 2, 2026

    • ccd-reduction-and-photometry-guide

      Public
      Read the CCD guide here:
      pythontutorialastronomyguideccdastropylearn-astropy
      Jupyter Notebook
      •
      BSD 3-Clause "New" or "Revised" License
      •56•107•30•3•Updated Feb 1, 2026Feb 1, 2026

    • astropy-benchmarks

      Public
      Benchmarks for the astropy project
      Python
      •
      BSD 3-Clause "New" or "Revised" License
      •34•9•15•3•Updated Feb 1, 2026Feb 1, 2026