From DSO Planner
- DSO Planner is the astronomy observations' planning tool with excellent star charting capabilities for field use. It is made by experienced amateur astronomers with a passion for visual observations. It provides access to a huge pile of deep-sky objects databases and provides powerful tools to extend it in any direction. DSO Planner boasts the largest star catalog among all handheld astronomy applications in the world (USNO UCAC4, 113 million stars! down to mag.16), making any paper star chart obsolete. It excels at creating observation plans on the fly, has integrated observations note-taking capabilities (including the voice recorder), powerful objects' databases features, allows observing information sharing, works with settings circles' PushTo and computerized GoTo telescopes, and provides the best in class night mode single-handed user interface for Android devices.