fgspectraForeground SED and power spectrum library for building cross frequency power spectrum modelsastrophysicsforegroundscmb
reboundAn open-source multi-purpose N-body codeastronomyastrophysicsnbodyintegratorsymplecticwisdom-holmann-bodyplanetary-sciencesymplectic-integrator
PyTransitFast and painless exoplanet transit light curve modelling.astronomyastrophysicsexoplanetsexoplanetlight-curve-modelspythontransit-modeltransiting-exoplanets
photutilsAn Astropy package for source detection and photometryastronomyastrophysicsphotometryaperturepsfsourcedetectionbackgroundsegmentationcentroidsisophotemorphologyradialprofilesastropyastropy-affiliatedpythonsource-detection
fitsioA full featured python library to read from and write to FITS files.astronomyastrophysicscfitsiopython
nbodykitAnalysis kit for large-scale structure datasets, the massively parallel wayastrophysicsclusteringcosmologydata-analysislarge-scale-structurempimpi4pyparallel-computingpython
pocomcPreconditioned Monte Carloastronomyastrophysicsbayesian-inferenceblack-box-bayesian-inferencecosmologycosmology-inferencegeneral-purposeinferencemachine-learningmcmcmcmc-samplernormalizing-flowsprobabilistic-data-analysispythonsamplingsampling-methodssmc
plasmapyPython package for plasma scienceastronomyfusionheliophysicsplasmaphysicssciencesolarspaceplasmasastrophysicsatomic-physicshedphigh-energy-density-physicsparticlespythonspace-physics
ytAn analysis and visualization toolkit for volumetric dataastronomyastrophysicsvisualizationamradaptivemeshrefinementanalysisdatadata-visualizationfinite-element-analysisgeophysicsnuclear-engineeringpythonscientific-computingscientific-visualization