Stellarium an awesome PlayBook app that packs the solar system in your tablet. The app is a port of the very popular open source Stellarium project and is being continually updated by the Stellarium Group for the PlayBook. Since we mentioned it the app has gone through a few updates with the latest adding support for pinch to zoom and direct time change through a dialog.
- GPS and magnetometer(compass) support for automatic location detection and point-and-view functionality
- Asterisms and illustrations of the constellations
- Realistic Milky Way and images of nebulae including full Messier catalogue
- Azimuthal and equatorial grids
- Celestial object search, powerful zoom
- Configurable location, landscape, projections,…