The Shadows software is acclaimed around the world for its ease of use and its power. Create your first sundial customized for your place.
Learn how to read time on a sundial; discover the different types of sundials and browse through the gallery of sundial photographs.
An astrolabe is a great astronomical calculator and at the same time a magnificient piece of craft art, usually seen in museums.
Shadows is a software package for calculating and drawing sundials and astrolabes. Its base version is free and can be downloaded in a couple of minutes. Shadows Expert and Shadows Pro bring powerful advanced and professional features. They require a paid license.
Discover sundials with a series of educational pages. Learn how to read time on a sundial and to use the equation of time to correct solar time. Watch photographs of sundials of France and other places.
Learn how to read time on a sundial » Photographs of sundials »
An astrolabe is an astronomical calculator in the shape of a disk in brass with mobile elements and engraved scales. Put your hands on various types of astrolabes and discover how to use them.
Understand how astrolabes work » The planispheric astrolabe »
Sundial - Cadran solaire - Sonnenuhr - Reloj de sol - Cuadrante solar - Meridiana - Orologio solare - Relógio de sol - Quadrante solar - Zonnewijzer - Zegar słoneczny - Sluneční hodiny - солнечные часы - слънчев часовник