Stellarium is a free open source planetarium for your computer. It shows a realistic sky in 3D, just like what you see with the naked eye, binoculars or a telescope. It is being used in planetarium projectors. Just set your coordinates and go.
Feature list:
Basic controls
* Look around by mousedragging, or moving your mouse against the edges of the window
* Time control: forward, backward, return to present
* Zoom
* Tabbed configuration windows
* Text user interface: minimalistic menu for use with dome projections
* Clickable world cities map to set coordinates
* Save your default location
Observation
* All stars from the Hipparcos catalogue
* The planets of our solar system, and their natural satellites
* All Messier objects
* All NGC objects
* Planet orbits
* Cardinal points
* Azimuthal grid
* Equatorial grid and more...
Changes version 0.9.0 [2007-06-6]
- Larger star catalog including stars from Hiparcos, Tycho2 and NOMAD
- Can select multiple constellations at one time
- Local script directory is reread when enter TUI
- Inuit constellation art by Johan Meuris
- More sky cultures
- Large code reorganization into a modular structure based on StelModule, StelApp singleton and its "manager" classes providing services to the modules.
- Projection code cleaned and splitted into Mapping classes.
- Movement control code encapsulated into the MovementMgr module.
- Code cleaning and commenting.
- Sidereal day/week keystrokes (ALT -, ALT =, ALT [, ALT ]).
- Data files reorganized
- Added back Hawaiian translations invented locale "hw"
- Orthographic projection, Lamberts Equal Area projection, Cylinder projection.
- Window resizing [view full changelog]