Stellarium - Stellarium is a free open source planetarium for your computer.
StarCalc - StarCalc is the fastest professional astronomy planetarium & star mapping program for Windows...
KStars - KStars is a Desktop Planetarium for KDE.
SkyView - SkyView is powerful, easy-to-use app that answers questions about stars, constellations, and more.
Sky Map - Sky Map (formerly the Google Sky Map) turns your Android-powered mobile phone into a window on the...
Aladin - Aladin is an interactive sky atlas allowing the user to visualize digitized astronomical images or...