This is the latest release of our FREE open source astronomical ephemeris. AI (Astro Info) provides comprehensive data on objects in our solar system as well as catalogues of all types of interstellar objects. This makes AI an invaluable tool for planning and observing with handy features such as showing objects currently above the horizon. This release includes:

• Improved colour graphics
• Object details including rise/transit/set, phase, distance, magnitude and position in multiple coordinate systems
• Graphically show phase of our moon and solar system planets using real images or drawings (see screen shot above)
• Major overhaul of the user interface
• Sky map with ability to zoom and change limiting magnitude
• F-A-S-T and accurate maths using combination of virtual floating point library and Meeus calculations
• Change viewing date and time from any form
• Show time as julian date and sidereal time
• Rise/set time for all planets in our solar system in one form
• Only 78KB of memory without optional catalogues
• Your choice of catalogues containing thousands of objects including:
• Messier
• Caldwell
• Bennett
• Yale
• SAA 100 (best 100 non Messier objects from sci.astro.amateur newsgroup)
• Revised NGC/IC catalogue - this is the most accurate version of this catalogue available! Coming in V3
• Optional night mode (red) for colour devices