Complete 2014 Nautical Almanac in pdf format complete with monthly star charts. Includes Parallax corrections for the planets which are not normally available.
Astro-Mania is an educational game covering the Universe. It has eight levels and let's you choose what subject area you want to cover. Its great pictures and ease of use makes it not only educational but also fun.
Downloads: 34613 - Shareware - Download Now
Gravit is a gravity simulator which runs under Linux, Windows and Mac OS X. It uses Newtonian physics. Although the main goal of Gravit is to be as accurate as possible, it also creates beautiful looking gravity patterns.
Downloads: 34643 - Freeware - Download Now
Aciqra is a free and open source virtual planetarium and sky mapping program which tracks celestial bodies including planets, deep sky objects and stars.
Downloads: 34859 - Freeware - Download Now
Complete 2011 Nautical Almanac in pdf format. Includes monthly star charts with the planet's positions.
Downloads: 35513 - Freeware - Download Now
Twelve months in the making and Solar Kingdom has now been released.
Downloads: 35695 - Demo - Download Now