Core Python library for astronomy/astrophysics: units with dimensional analysis, celestial coordinate transforms (ICRS/Galactic/AltAz/FK5), FITS I/O, tables (FITS/HDF5/VOTable/CSV), cosmology (Planck18, distance/age), precise time (UTC/TAI/TT/TDB, Julian, barycentric), WCS pixel-world mapping, model fitting. For general tables use pandas/polars; for radio interferometry use CASA.
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Astropy — Astronomy & Astrophysics Toolkit
Overview
Astropy is the core Python package for astronomy, providing essential functionality for astronomical research: unit-aware calculations, celestial coordinate transformations, FITS file I/O, cosmological calculations, precise time handling, tabular data operations, and WCS image coordinate mapping.
When to Use
Converting between celestial coordinate systems (ICRS, Galactic, FK5, AltAz)
Working with physical quantities and units (J
[Description truncada. Veja o README completo no GitHub.]