# twobody Documentation¶

twobody is a package for computing orbits and astronomical observables for binary stars, exoplanets, and other gravitational two-body systems.

Warning

TwoBody is still in beta. Use at your own risk!

For information about how to install the package see Installation. To learn how and where to contribute, see the Contribute to TwoBody or report issues page. For a quick overview of available functionality, see the Getting started with twobody page. For a quick primer on celestial mechanics and a description of the assumptions and coordinate systems used in this package, see Celestial mechanics and coordinate system conventions. For more exhaustive documentation on how to use the functions and classes in this package, see the Reference/API.

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