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.
Main features:
sky
- default catalogue of over 600,000 stars
- extra catalogues with more than 210 million stars
- asterisms and illustrations of the constellations
- constellations for twelve different cultures
- images of nebulae (full Messier catalogue)
- realistic Milky Way
- very realistic atmosphere, sunrise and sunset
- the planets and their satellites
interface
- a powerful zoom
- time control
- multilingual interface
- fisheye projection for planetarium domes
- spheric mirror projection for your own low-cost dome
- all new graphical interface and extensive keyboard control
- telescope control
visualisation
- equatorial and azimuthal grids
- star twinkling
- shooting stars
- eclipse simulation
- skinnable landscapes, now with spheric panorama projection
KStars provides an accurate graphical simulation of the night sky, from any location on Earth, at any date and time. The display includes upto 100 million stars, 13,000 deep-sky objects,all 8 planets, the Sun and Moon, and thousands of comets and asteroids.
Features
- Catalogs:
- Default catalog consisting of stars to magnitude 8
- Extra catalogs consisting of 100 million stars to magnitude 16
- Downloadable catalogs including Messier Images, Abell Planetary Nebulae
- Corrections for precession, nutation and atmospheric refraction
- Tools for retrieval of data from Online Databases
- Scriptable actions using D-Bus
- Integration with INDI provides support for a wide range of instruments
- Features for Educators and Students:
- Adjustable simulation speed in order to view phenomena that happen over long timescales
- KStars Astrocalculator to access some of the internal calculations of KStars, and also to predict conjunctions etc
- Astroinfo project to help facilitate learning with the aid of KStars
- Internet links for further information / pictures of objects
- Features for Amateur Astronomers:
- Observing List tool to plan observations
- FOV Editor helps calculate field of view of equipment and display them
- Obtain AAVSO light curves for variable stars
- What’s up tonight tool
- Altitude vs Time tool
- Sky Calendar tool
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