Open source Planetariums

Aciqra

Aciqra is a free and open source virtual planetarium and sky mapping program which tracks celestial bodies including planets, deep sky objects and stars to an accuracy of a fraction of a degree for thousands of years into both the future and the past. (GPL)

Windows - Linux

Celestia

Celestia is a 3D astronomy program. The program allows the user to travel through an extensive and accurate universe at any speed, in any direction and at any time in history. (GPL)

Linux - FreeBSD - Windows - MAC OS X

KStars

KStars is a Desktop Planetarium for KDE. (GPL)

Linux - FreeBSD

Stellarium

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. (GPL)

Linux - FreeBSD - Windows - MAC OS X

4 applications