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

Download german and russian versions of AI at our web site http://astroinfo.sf.net

Update Description:

2003-11-17:

- Minor update to fix crashing bug on PalmOS 5 and typo in rise/set times for stars.