Comets

Astronomy software, shows you the complete night sky (340,000 stars) and our solar system in a 3D orrery view with the planets, asteroids, and comets from any place at any time. All settings can be saved in different documents. Animations let you understand the motions of the celestial bodies or... Platforms: Windows

This is a festive screen saver with many options. This screen saver are present magic comets with colorful sparking tails. Platforms: Windows

Control your ship and try and collect as many stars as possible while avoiding the comets. Each time you collect a star another comet will be added to the play area. Pick up the power orb to activate a random feature. Some may help you others will make your task harder. Avoid the homing bomb and... Platforms: Windows

MBSS Starfields offers the ability to define starfields, nebulas, northern lights, comets, plasma clouds, neon spark ribbons and more.Setup properties of the stars and effect patterns along with the Hue Cone for particle coloring.Starfields are depicted using real-time 3D particle animation where... Platforms: Windows

Halley is a handy application that allows you to access and get various informations about comets. Works with the comets database, containing Keplerian orbital elements, non-gravitational and physical parameters of the comet, and other data. The database is updated in case the new data become... Platforms: Windows, Windows Vista, 7

Watch as Comets Destroy and shake your desktop. Many configuration options including, comet size, speed, amount, color, trail color, marks on the screen, small fires, sound, and screen shake. The demo will display a banner across the screen with the site, and information on how to purchase the... Platforms: Windows

Comet Smasher is a free shooting game where you need to blast apart some comets. Your space ship entered a thick belt of comets in the middle of the Universe. Your only way out is to blast them all. The comets are closing on you fast so your shooting has to be precise or else they will hit your... Platforms: Windows

Particle Dancer is a fun particle simulator. You are initially presented a 2D grid of particles. As you drag your mouse across the screen, the particles start to speed toward your mouse... like comets toward a sun. Lots of fun! Particle Dancer is a fun particle simulator written in Python and... Platforms: *nix

Happy Note! Notes in Space is a full-fledged arcade-type computer game that's both fun and educational. It will teach you about relative note durations (whole notes, half notes, quarter notes) even as you play and have fun. You'll be shooting at space faring notes from your very own spaceship....

Full featured planetarium software. Plot the positions of the Sun, Moon, and planets, comets and asteroids (download the latest data sets from the Internet), 2.5 million stars, and more than 13,000 deep-sky objects. Maps can be displayed in color (including a "true sky" view), black and...

Full featured planetarium software. Plot the positions of the Sun, Moon, and planets, comets and asteroids (download the latest data sets from the Internet), 45,000 stars, and all deep-sky objects from the Messier catalog. Maps can be displayed in color (including a "true sky" view),... Platforms: Windows

Deep Space Fantasy Screen Saver contains 30 computer artwork images of deep space, alien worlds, stars, planets, black holes, comets, and wormholes. Sit back, relax, and take a tour Platforms: Windows

MPj Astro is an easy to use planetarium type astronomy programme for Macintosh computers. It will display the positions of the stars, planets, comets, Sun and Moon for any location on earth from 2000 BC to the year 6000. Use MPj Astro to locate and identify objects in the sky, learn the... Platforms: Mac

Meteorz is a 3D arcade-style shoot 'em up game where you fly around destroying meteorz. You collect shot power-ups and special weapons to help you destroy meteorz even faster. Watch out for alien saucers, dark levels, comets, black holes, radioactive meteorz and more! Platforms: Windows

Planet's Orbits (for Windows 98/ME/2000/XP) is an accurate digital orrery with a wealth of functionality. The program uses the DE404 ephemeris (accurate for dates between 2000 B.C. and 6000 AD) for the calculation of planetary (except Pluto) and lunar positions. The calculation of the positions... Platforms: Windows

Take a trip into outer space as you watch a space probe fly by an asteroid in this memorable 3D screensaver. This screensaver is a salute to the NASA, USSR, Japan, and European space projects, from 1989 to the present, which have greatly added to our understanding of the cosmos. Spacecraft and... Platforms: Windows

An instant trip to the Moon and back is now possible. View the Moon as if you had the largest telescope on Earth. Enjoy a fascinating close-up view of our satellite. This screensaver delivers the Moon in full 3D with the finest detail. You can see even the tiniest craters made by collisions of... Platforms: Windows

The TwinkleGL screen saver sends a shower of twinkling stars across the screen in a variety of attractive patterns. Configuration options are available that can be used to change the screen saver into a chaotic mass of colour, a trio of comets orbiting the middle of the screen, or bizarre... Platforms: Windows

Celestia is an application for real-time 3D visualization of space, with a detailed model of the solar system, over 100,000 stars, more than 10,000 galaxies, and an extension mechanism for adding more objects. Welcome to Celestia ... The free space simulation that lets you explore our universe... Platforms: Windows, Mac, *nix, C/C++, BSD Solaris

A comprehensive astronomy / space / satellite-tracking package. It allows you to view: An earth map, showing day and night regions, location of the Moon and current phase, and position of a selected earth satellite. Panel showing positions of planets and a selected asteroid or comet, both... Platforms: Windows