Alpha Version: June 15, 2009 - All Phase I functionality.
Beta Version: July 15, 2009 - All Phase I functionality with more testing, bug fixes and some documentation.
Release of Phase I: August 5, 2009 (in time for workshop and public meeting held at Adler Planetarium in Chicago).
Release of Phase II: (no deadline yet)
Release of Phase III: March 1, 2010
See here for latest plans: http://vstar.svn.sourceforge.net/viewvc/vstar/trunk/doc/plan/