Astronomy Clubs

Son of Service (SOS) is a multiuser volunteer management database for non-profits, charities, schools, churches, and clubs. SOS will keep track of your volunteers, their contact information, availability, work history, comments, reminders, and relationships. It will help you quickly find the...

ZebraZ is a membership management system based on PHP and MySQL for clubs or organizations but could also be used for other uses which require tracking of people, their contact information, groups they belong to and payments.

A Lambert-orbital boundary value problem can be stated as"Find the orbit/trajectory of a spacecraft that flies from position [r1] to [r2], taking a time [tf] and making [m] complete orbits before arriving at [r2]. "The solution to each Lambert-problem is NOT unique; one can travel to [r2] via the...


Platforms: Matlab

PHP Book Club is a web application designed to allow users of small groups (like User Groups, Clubs) to share their collection of books with each other. Individual users can create an account, and add their books to the system. Then other users can browse the collective 'library' and borrow books...


Platforms: PHP

The Ejs Celestial Globe model simulates the Two Sphere Universe theory of the Ancient Greeks. This theory supposes the stars to be fixed on the surface of a Celestial Sphere, with the spherical Earth at the center of this sphere. The simulation shows the motion of Sun and stars in this model, as...


Platforms: Mac

The EJS Earth Orbit model illustrates the Copernican theory of Earth's orbit around the sun. The top window shows a view from outside the celestial sphere. The simulation shows the moving Earth along with its axis or rotation and the line of sight from Earth, through Sun, to the Celestial Sphere....


Platforms: Mac

Astronomy is the science of celestial objects and phenomena that originate outside the Earth's atmosphere, such as stars, planets, comets, auroras, galaxies, and the cosmic background radiation. It is concerned with the formation and development of the universe, the evolution and physical and...


Platforms: Mac

The Astronomical Parallax 2D Model illustrates the phenomenon of parallax in astronomy. Parallax is the apparent displacement of an object relative to the background that is caused by the motion of the observer (rather than the motion of the object itself, or of the background). This simulation...


Platforms: Mac

No longer actively maintained - take over maintenance! A graphical tool for the simulation of the solar system, based on gravity power calculations. Focus lies on a nice OpenGL graphic and user friendly modification possibilities. Subject Astronomy


Platforms: *nix

Everybody who loves to watch the starry shiny sky will definitely enjoy the opportunity to fly around the entire solar system. Planetarium 3D Screensaver gives an exciting opportunity to admire 8 planets of our solar system and the moon, surrounded by millions of shining stars and the milky way!...


Platforms: Windows 8, Windows 7, Windows

FREE card games, board games, and dominoes including canasta, spades, hearts, euchre, pinochle, checkers, and more. Play online against people or robots. Famous for having thousands of types of each game. Both single deck and double deck pinochle, cut throat euchre, both US checkers and English...


Platforms: Windows, Windows CE

The DRS 2006 Software Packages are complete radio automation systems. Now you can turn your PC into a powerful music machine without buying expensive hardware. No need to buy two or more sound cards or hardware mixers to get all the mixing and production tools you need to create a professional on...


Platforms: Windows

Cosmic pool is a new take on traditional pool where the balls are suspended in space inside of a zero-gravity cube. The object is to knock the balls out of the cube through hoops in the cube's sides using your cue ball, much like in ordinary pool. Cosmic pool has numerous features, such as...


Platforms: Windows

An exact model of the Earth to Mars trajectory, "Mars Pathfinder" is set up just like the standard five thrust NASA missions to Mars. Plan your own mission, study the results (all 16 significant digits worth), then try a new scenario to see if you can get to Mars faster, cheaper, and safer. No...


Platforms: Windows

Planet’s Visibility presents a 3-color graph that shows when a planet, the moon or the sun is visible during any year from 3000 BC to AD 6000 at any location on the earth. The vertical axis marks the months of the year, the horizontal axis marks the hours of the day. The three colors create a...


Platforms: Windows

First of all, it is totally free, it does not cost you anything, not money, not time. Now that we have said this, next thing for you to do is download the WAPPIZ client. When downloaded, install it and sign up for a WAPPIZ account. Having done this, the WAPPIZ client will get you a new...


Platforms: Windows

Pure Patience is a card game of patience, or solitaire, as it is called in America. The object of the game is to combine the tiles as a full house. Cards are shuffled and placed on the desk in 4 rows with 13 cards in each. The way you place cards on a desk in a traditional patience card game...


Platforms: Windows

Easy Invoicing UK is not a stock control Database, but a simple, easy to use, order processing and invoice application designed to work on the Microsoft Access 2000 (or higher) or Microsoft Windows platform. Ideal for Small or Home Business, a Group, Club or Society, or for those who run a...


Platforms: Windows

ABCFastDirectory allows you to easily create professional lookingdirectories in minutes! You can create telephone-like directories, ordirectories with family photographs for church groups, softball clubs, orother organizations! You don't have to worry about complicated layout,instead you can...


Platforms: Windows

Math, financials, stats, combinative, dates, y=f(x), series, units and calendars conversions, geometry, pi, Fourier, Taylor, Gamma, Bessel, Bernoulli, Fisher, prime numbers, fractionations, equations, electricity, chemistry, molar masses, currencies. Divx Bitrate Calculator. Advanced astronomy...


Platforms: Windows