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Space Telescope Science Institute

STScI is operated by AURA for NASA

Space Telescope Science Institute Website

We are the Space Telescope Science Institute in Baltimore, Maryland, operated by the Association of Universities for Research in Astronomy. We help humanity explore the universe with advanced space telescopes and ever-growing data archives.

Our Core Values:

  • Service: We serve the science community and the public in their endeavors to explore and understand the universe.
  • Integrity: We commit to fostering an environment of honesty, respect, trust, and ethical behavior.
  • Legacy: We build on our achievements by laying the foundations for the next generation of astronomy space missions.
  • Excellence: We enable the extraordinary in our missions by leveraging the skills of our uniquely talented staff.

Contact

Popular repositories Loading

  1. jwst jwst Public

    processing pipeline for James Webb Space Telescope imagery and spectroscopy

    Python 666 194

  2. poppy poppy Public

    Physical Optics Propagation in Python

    Jupyter Notebook 281 93

  3. notebooks notebooks Public

    This repo contains no notebook content; instead, this is a landing page that links to other repositories.

    231 166

  4. jdaviz jdaviz Public

    Interactive data visualization and analysis tools for astronomical observations

    Python 179 95

  5. webbpsf webbpsf Public

    James Webb Space Telescope PSF simulation tool

    Jupyter Notebook 133 64

  6. jdat_notebooks jdat_notebooks Public

    JWST Data Analysis Tools Notebooks

    Jupyter Notebook 133 96

Repositories

Showing 10 of 351 repositories
  • vo-models Public

    A pydantic-xml package for IVOA data models

    spacetelescope/vo-models's past year of commit activity
    Python 7 MIT 3 6 3 Updated Nov 3, 2026
  • stcal Public
    spacetelescope/stcal's past year of commit activity
    Python 13 40 24 10 Updated Nov 2, 2026
  • stdatamodels Public
    spacetelescope/stdatamodels's past year of commit activity
    Python 10 33 68 (3 issues need help) 18 Updated Nov 2, 2026
  • romancal Public

    Python library to process science observations from the Nancy Grace Roman Space Telescope

    spacetelescope/romancal's past year of commit activity
    Python 54 45 108 12 Updated Nov 2, 2026
  • stpipe Public
    spacetelescope/stpipe's past year of commit activity
    Python 3 28 49 2 Updated Nov 2, 2026
  • roman_datamodels Public

    Datamodel support for the roman calibration pipeline

    spacetelescope/roman_datamodels's past year of commit activity
    Python 15 30 14 5 Updated Nov 2, 2026
  • stisblazefix Public

    Correct the HST/STIS echelle blaze function

    spacetelescope/stisblazefix's past year of commit activity
    Python 3 1 0 1 Updated Nov 2, 2026
  • calcloud Public
    spacetelescope/calcloud's past year of commit activity
    Python 13 BSD-3-Clause 6 0 0 Updated Nov 2, 2026
  • caldp Public

    The DMS environment for HST calibration software

    spacetelescope/caldp's past year of commit activity
    Python 5 10 0 0 Updated Nov 2, 2026
  • catkit2 Public

    Package for controlling testbed hardware.

    spacetelescope/catkit2's past year of commit activity
    Python 9 BSD-3-Clause 4 50 (2 issues need help) 27 Updated Nov 2, 2026