rhannequin/astronoby: Astronomy and astrometry Ruby library for astronomical data and events

Ruby library that provides a useful API for computing astronomical calculations. Some algorithms are based on the following astrometry books: Astronomical Algorithms by Jean Meeus Celestial Calculations by J. L. Lawrence Practical Astronomy with your Calculator or Spreadsheet by Peter Duffet-Smith and Jonathan Zwart Solar System bodies' positions are computed based on ephemerides from the IMCCE or NASA/JPL.