Astronomy Common Object Model (ASCOM)
Promoting the use of open scriptable tools for amateur and educational astronomy.
Astronomy Formulas
Lunar and solar periodicity formulas, definitions, time formulas, notation, astronomical constants with computer code for a programmable HP 48 by James Q. Jacobs.
AstroTips - Astronomy Software and Amateur Observation Resources
News, reviews, articles, forums and downloads of astronomy related programs for various platforms.
Cartes du Ciel / Sky Charts
Freeware allowing one to draw charts according to the data of 15 catalogs of stars and nebulae, as well as the position of planets, asteroids, and comets. Available in English an…
Deepsky 2000
[commercial - Windows] Observation planning software for astronomers. Includes telescope control, logging, and charting.
Hubble Space Telescope -- Wallpaper
[commercial - Win95/98/NT] Thirty full-screen Hubble photos for use as wallpaper and screen saver.
Ksetiwatch
Ksetiwatch monitors multiple SETI@home clients and automatically logs and manages completed work units.
Linux for Astronomy cdrom
[commercial - Linux] The new release of Linux for Astronomy includes over 3Gb of Astronomical software precompiled for the Linux (x86) operating system. Applications include a weal…
Lunar Calendars and Eclipse Finder
Windows software for converting dates in various lunar and other calendars and for finding lunar phases and eclipses of various kinds.
RISC OS astronomy software links
[commercial & freeware - RISC OS] Direct links to astronomy software available for RISC OS.
The Salopian Web
Software links for astronomers professional, education and amateur. Planetaria, sky charts, and databases for PC, MAC and UNIX/LINUX platforms.