This public alpha release was created from the 1533 revision of the Space Shuttle Ultra (SSU).
It requires the following add-ons:
   OrbiterSound 4.0 (http://orbiter.dansteph.com/index.php?disp=d)
   KSC hires tiles (http://www.orbithangar.com/searchid.php?ID=5583)
   Vandenberg AFB (http://www.orbithangar.com/searchid.php?ID=2380)
   Spacecraft3 (http://users.swing.be/vinka/) (optional; required only for STS-61G scenarios)