It's called "Aurabesh", "Aurek Besh" or 'Galactic Basic"; you can download the font from any number of sites including:
http://www.mouserfonts.com/new002.htm
http://www.erikstormtrooper.com/galacticbasic.htm?print=yes
http://www.point-central.com/font.php?id_font=302
-Bret