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Simulating eXtreme Spacetimes

Simulating eXtreme Spacetimes collaboration

Welcome to the github repos of the Simulating eXtreme Spacetimes (SXS) collaboration! We develop and run supercomputer code for numerically simulating black holes, neutron stars, and beyond.

Quick links:

Quick code links:

  • spectre
  • SpEC (members only)
  • Python codes for analyzing simulation outputs
    • sxs: read catalog metadata, waveforms, etc.
    • gwsurrogate: evaluate rapid NR-based waveform surrogate


  1. WelcomeToSXS WelcomeToSXS Public

    A wiki for new members of the Simulating eXtreme Spacetime collaboration, with useful links and advice.

    TeX 24 2

  2. spectre spectre Public

    SpECTRE is a code for multi-scale, multi-physics problems in astrophysics and gravitational physics.

    C++ 141 180

  3. catalog_tools catalog_tools Public

    Tools and tutorials for working with waveforms from the SXS waveform catalog

    Python 20 10

  4. sxs sxs Public

    Python code for manipulating data from the SXS collaboration

    Python 23 17


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