Best App Ever 2010 Honorable Mention app, Solar Walk, is now free in the iTunes App Store. Be sure to grab this if you love astronomy and science. And who doesn’t?

This 3D Solar System model lets you navigate through space and time, see all the planets in close-up, learn their trajectories, inner structures, history of their exploration, points of interest and more. It even has detailed 3D models of the most interesting man-made satellites. Use 3D mode to get a more realistic experience and zoom out to view and spin the entire Galaxy!

via: Best App Ever Winners 2010 source: Our Review