Almanac
Almanac gives you the capability to determine the times of rising, setting, and meridian transit for the sun, the moon, and the planets. It also enables you to calculate the beginning and ending of astronomical, nautical, and civil twilight. The results of the calculations are formatted and... For rise/set calculations, the observer has zero elevation so that the horizon is exactly 90 degrees from the local vertical. ... Lunar parallax changes the perceived altitude of the moon because the observer is not at the center of the earth.
http://home.att.net/~srschmitt/ALMNAC10.zip - 587Kb - Download - Screenshot

Calendar Mine
Calendar Mine is the only calendar that you need, providing accurate date information starting in 1583 up until year 2500. It is an attractive, perpetual, multicultural, personal desktop calendar. Calendar Mine brings the beauty of a wall calendar and the availability of a desktop blotter to... Date and time calculations include sunrise/set, moon rise/set, moon phases, Islamic prayer times, and best fish and game times. ... All date and time calculations are specific to the user's location and are accurate anywhere on the globe.
http://www.Calendarmine.com/Catalog/CalMineSW/CalMin20.exe - 8Mb - Download - Screenshot

Click Clock
Click Clock is a clock, calendar, weather, and astronomy program. It shows your local temperature in the tray. It also shows local weather, animated weather radar, animated satellite images, date and time of sunrise, sunset, moonrise, moonset, equinoxes & solstices, moon phases, eclipses, meteor... Click Clock is unique in that the calculation of rise and set times takes into account your altitude above sea level which can change these times by several minutes. ... All of the event times, such as sunrise and sunset, are accurate to within 1 minute of values published on the US Naval...
http://www.elegantpie.com/clickclock-setup.exe - 6Mb - Download - Screenshot

Dynamic Biorhythms
Dynamic Biorhythms is an advanced multilingual tool for the analysis, forecast and comparison of biorhythms cycles of any person. Besides, the software will provide you with a plenty of additional information such as: Moon phase graphics for each date with the Lunar day descriptions; a Zodiac... Sun Rise and Set Times, Moon Rise and Set Times. ... Dynamic Biorhythms has a rich set of behavior / appearance options, you can easily adjust any one them to your needs and taste. ... Fully customizable Horoscope compatibility options allows you to control all the comparison aspects.
http://www.greenline-soft.com/dynbio.zip - 2Mb - Download - Screenshot

ZoneTrekker
View world clocks, time zones, and a day and night map, and keep track of public holidays. This program is ideal for businesspeople, travelers, and anyone who wants to stay in touch with colleagues, family, or friends around the world. It displays the current local times of all selected cities... You can also compare time zones of any two locations on any day by viewing their daily calendars side by side. ... You get easy access to time zones in more than 100,000 locations and public holiday dates for more than 70 countries.
http://www.esotech.net/software/zonetrekker/ZTTrial.exe - 3Mb - Download - Screenshot

Soothing Sunsetsriss
IWatch as the moon and the stars are lit up in the evening sky making it rich with warm, soothing colors. This 3D rendered screensaver, with rippling water effects, is captivating to watch and will remind you of warm summer nights. The full version includes 3 sunset scenes and additional... The sun will disappear, the sky will cool off, and the moon will rise. ... Special features also include captivating, rippling water effects that will leave you mesmerized. ... The classical style music and sound effects exude peace and relaxation.
http://ftp.rissnet.com/screensavers/ssunsw10.exe - 3Mb - Download - Screenshot

Soothing Sunsets
Watch as the moon and the stars are lit up in the evening sky making it rich with warm, soothing colors. This 3D rendered screensaver, with rippling water effects, is captivating to watch and will remind you of warm summer nights. The full version includes 3 sunset scenes and additional animations. ... The sun will disappear, the sky will cool off, and the moon will rise. ... Special features also include captivating, rippling water effects that will leave you mesmerized. ... The classical style music and sound effects exude peace and relaxation.
http://www.soft2d.com/graphics_&_m...ers/files/ssunsw_esellerate10.exe - 175Kb - Download - Screenshot

World time
Dubbed "The 'Swiss Army Knife' of world clocks" with unlimited configurable clocks, each with it's own time zone, configurable Daylight Saving Time, Lat Long, and description in a 12 or 24 hour analog/digital user configurable display, that minimizes to the system tray; 2D/3D World Map with... Calculates and displays the Julian Date, Sun Rise, Sun Set, Moon phase, Hours of Daylight, Provides unlimited count up/down stopwatches accurate to 1/100 sec with unlimited lap times and lap average - hidden until used, and a module that tracks the amount of time since or until an unlimited number of...
http://www.freesharewarecenter.com/files/wt.exe - 2Mb - Download - Screenshot

SS Midnight Fire - Animated Desktop Screensaver
Silent and starlit night. How it is wonderful after a difficult, hard working day to find yourself on a marvelous coast, where the fire burns. Whom and when it was lit by? What difference, it? ll burn so long as you will come here, to look as little tongues of the flame dance on an easy wind, to... You know, on the moon they don? ... The stars, the moon and the slice of the sea, and, of course, the fire can tell you about something amazing, is necessary only to look, to not miss that moment, when they begin to speak with you and among themselves.
http://www.elefun-desktops.com/try/ss_Midnight_Fire.exe - 2Mb - Download - Screenshot

ActiveEarth
ActiveEarth is a world time clock with a gorgeous day/night merge of NASA's Visible Earth satellite images in flat maps or a globe, with a row of user-definable clocks along the bottom. These clocks are beautiful, scalable, ticking, analog clocks that come in several styles with many custom... " Along with the real time view of the day and night portions of the earth, ActiveEarth calculates astronomical data for each city; sunrise, sunset, moon rise and set, moon phase, etc. ... You can track important future events with countdown clocks!
http://www.activeearth.com/Download/AE2_2097.exe - 3Mb - Download - Screenshot