An educational astronomy calculation toolkit with a soul. Show your work with --verbose mode. Sun/Moon positions, rise/set times, twilight, phases, coordinate transforms, Julian dates, and visibility planning. Pure Python, no compiled dependencies.

Get sun/moon rise and set times and current progress from sun/moon rise and set

SunMoonTimes is a .NET library for accurate solar and lunar position calculations. It provides sunrise, sunset, moonrise, and moonset times, plus azimuth and elevation angles for any observer location and time—past, present, or future.