Open 2sky is a full-featured planetarium application for Palm OS, released as open source by Kevin S. Polk in 2010.

Some of its features include:

• Star catalogs up to magnitude 11 (and smaller catalogs for devices with limited memory).

• NGC, IC, and Messier catalogs.

• Solar System objects, including the Sun, Moon, planets, Pluto, bright moons of Jupiter, major asteroids, bright comets and meteor shower radiants.

• Ability to manually import new comets and asteroids from Memo.

Compatibility

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