Change desktop background to a high resolution picture of the current moon phase from NASA

Compute astronomical data from given geoaraphic coordinates, date and time

The package allows you to calculate moon phase by date

World Map and Clock

An application allowing users to explore moon phases for any selected date.

A C implementation of most of the book "Calendrical Calculations".

A time keeping device accompanied by moon phases of yesterday, today and tomorrow..

A tiny Kotlin library for calculating sun/moon positions and phases based on https://github.com/mourner/suncalc