3D Aurora Screen Saver
The Aurora Borealis or Northern Lights is one of the most spectacular natural phenomena. Its beauty and splendor are often beyond description. Inspired from actual Aurora references, we've created an immersive 3D environment with beautiful color, lights and sounds of the Aurora Borealis. ... Customize Sky Color - Adjust the sky color to your own preference. ... Random View - 3D Aurora computes a different camera angle and sky color before it starts. ... Immersive & Relaxing - Slow spinning camera with the sound of wilderness provides a soothing therapy.
http://www.directxscreensavers.com/downloads/3D%20Aurora%20Setup.exe - 2Mb - Download - Screenshot

C88
C88 is an informational tool for amateur astronomers. It provides detailed informations about the celestial sphere objects, visible with naked eyes and for the use of an eyepiece of a modest amateur telescope to observe deep sky objects. Complex informations about the planets, sun and moon... C88 bases on the extensive data of the Bright Star Catalogue (9110 entries) and of the Saguaro Astronomy Club Deep Sky Database (10700 entries). ... positions, magnitudes, sizes, spectral data, catalogue references) as well as specific data, like double/multiple star informations, variability data or...
http://www.alcyone.de/c88/c8812.zip - 11Mb - Download - Screenshot

Free Sea Lighthouses 3D Screensaver
If you love lighthouses, then this is definitely the screensaver for you! Enjoy watching the lighthouses shine their rotating light into the beautiful night time sky. Watch the water quietly lapping up onto the shore. See and hear the cruise ships going in and out of the harbor as the moon... It features three beautifully rendered scenes for you to watch and enjoy! ... This life-like, one of a kind lighthouse screensaver will surely delight! ... See birds gliding in the air and sailboats floating in the water at their docks.
http://www.scenicreflections.com/downloads/sealighthouses.exe - 4Mb - Download - Screenshot

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... Parallax makes that the moon appears lower in the sky. ... The formulae used in Almanac assume an ideal horizon where the intersection of the sky with the apparent plane of the earth's surface at the observer is the horizon.
http://home.att.net/~srschmitt/ALMNAC10.zip - 587Kb - Download - Screenshot

Deluxe Ski Jump 3
Deluxe Ski Jump 3 is an addictive ski jumping game in full 3D graphics. Compete with all your friends at 32 unique hills in the world cup or team cup events. You can jump on snowy winter hills as well as on plastic covered summer hills. The ski jumping is modeled precisely according to real... In replay mode the jump can be analyzed in slow motion or frame-by-frame. ... DSJ3 is easy to learn yet hard to master. ... Successful playing requires a steady mouse hand, quick reflexes and ability to fully utilize the air flows.
http://www.mediamond.fi/dsj3/downloads/dsj3v140.exe - 4Mb - Download - Screenshot

Storm Clouds
Feel the whole might of stormy sky. Download this FREE screensaver and enjoy.
http://activemediasoft.com/download/screensavers/storm-clouds.exe - 2Mb - Download - Screenshot

stairs48.exe
Beautiful 48-pc jigsaw puzzle of a set of spiral stairs looking up to the sky.
http://www.jigsawaday.com/xtras/stairs-48pc.zip - 361Kb - Download - Screenshot

American Skies
American Skies features wonderful views of sky scenes from many wonderful parts of nature, presented for your desktop enjoyment. The pictures are accompanied by an acoustically based digital soundtrack, and all images are captioned. The advanced screen saver engine includes a Wallpaper feature... You may also select how you would like the image presented, i. ... Select the Wallpaper Tab and select the image you would like to use as your Desktop Background (Wallpaper). ... , Stretched to fill the screen, Tiled with multiple images to fill the screen, or the original size of the selected image.
http://www.imagedancer.com/ScreenSavers/amsk_2.exe - 3Mb - Download - Screenshot

Coeli - Stella 2000
Complete astronomy suite comprising a full-featured planetarium, observing log and list builder, Coeli Time Line, Live Orbits (orrery), location browser, Sky Quiz, and sophisticated searches embracing planets, comets, asteroids, DSOs, and up to 300,000 stars. ... Stella provides direct links to extensive DSO and planetary information on the Web, all tightly unified with the Sky display, Reports, and the Coeli Solar Guide. ... ", "Choosing a Telescope", "Cosmology", "Dark Matter", "Eclipses", and "The History of Astronomy", to name but a few -- are closely coordinated with the sky display...
http://www.coeli.com/software/stella.zip - 4Mb - Download - Screenshot

Sky Commander
Are you accustomed to using Windows Explorer, but want to have more powerful file management features characteristic of file managers of the Norton Commander type? The new file manager Sky Commander combines the simplicity of Windows Explorer and the power of Norton Commander! ... You do not need any special training to be able to work with the program - any user can easily learn how to work with Sky Commander. ... Sky Commander supports Windows(R) Explorer hotkeys, selecting files with the mouse and the drag & drop technology.
http://www.nmzlabs.com/setupSkyCommander.exe - 2Mb - Download - Screenshot