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Loading contentA Python library for interactive astrodynamics and orbital mechanics — defining orbits, propagating them, and planning maneuvers — built on Astropy's units and time handling. Its active development is now archived, with the work continuing in a successor library, but it remains a well-known tool for orbit computations.
Facts on this topic will be cited from these primary and reference sources.
Mission data, planetary science, space telescopes, and public-domain imagery.
Most NASA-produced imagery is in the public domain; individual items are checked for usage terms before publication.