Pocket Stars PDA - ARM - XScale Description:

Pocket Stars is a high accuracy star chart, ephemeris, and Celestial Navigation calculator for the Pocket PC. The ultimate portable astronomy tool.The ARM and XScale version supports ALL current PocketPCs and PocketPC phone edition devices. This includes devices running the following Operating Systems: PocketPC 5.0, PocketPC Phone Edition, PocketPC 2003SE, PocketPC 2003, PocketPC 2002, and all PocketPC 2000 devices using ARM/XScale processors (in summary, all Pocket PCs manufactured since 2001 - some earlier devices used MIPS and SH3 processors which require a different version of Pocket Stars PDA.)