Free Software

Rating System 

Poor     .  Fair     ..  Good     ...  Excellent     .... 

 

AstroPlanner     Observation planning and logging with telescope control.  I use this very powerful program,  you must download the manual and read it to get the most from this software ....

RegiStar            Freeware tool for alignment, stacking and processing of BMP or AVI image sequences.  I use this program, very nice for anyone needing a image processing program.  ....

CyberSky            CyberSky is an accurate, yet easy-to-use planetarium program that provides an excellent way to learn about astronomy and explore the sky visible in the distant past, the present, and the far-off future.  ...

Celestial Maps   Accurate charting software mapping large, small and very small astronomical charts under five projections. It runs 20 astronomical catalogues, organized in three database categories.  ...

Gradtour            Simulate space as seen from the Voyager and Giotto spacecraft.  ..

Four By Jove       Provides a very precise position for the four main moons of Jupiter within +/- 8 km. Jupiter events like transits, shadow transits, eclipses and occultations are shown in a graphical form. Mutual events such as occultations and umbral eclipses can be shown in graphical form as well.   ..

Geofusion Mars Demo        The GeoPlayer Mars program allows you to explore the Red Planet from outer space to deep in Valles Marinaris. You can fly through valleys and over craters on desktop PCs and laptop computers with a graphics accelerator This is a free low resolution version of a the GeoFusion CD.  ...

Guide               Star Charting Software.   ..

Astrovizer              Provides a detailed physical ephemeris for the major bodies of the solar system. Surface maps are given for Mercury, Venus, Moon, Mars, Pluto and grid maps are provided for the gas giants and the sun.   ..