Orrery vs StarCalc
A side-by-side look at Orrery and StarCalc. For an in-depth review of either product, follow the links below.
Orrery
Education & Reference
Orrery is a free, open source software that displays an interactive model of the solar system, planets, moons and more. It provides an educational simulation showing the relative positions and motions of solar system objects.
astronomysolar-systemplanetseducational
StarCalc
Office & Productivity
StarCalc is a free, open-source spreadsheet program similar to Microsoft Excel. It has many of the core spreadsheet features like formulas, charts, pivot tables, and data analysis tools. StarCalc is lightweight, customizable, and available on Windows, Mac, and Linux.
spreadsheetexcel-alternativeopen-source
Related Comparisons
Sky Map
Noctua Stellarium Mobile
Starry Night (series)
Solar System Scope
SkyMap
KStars