Found this in the Starmus programmeGlynRichards wrote: I was under the impression that it was going to be 1.5 hours. I'm sure I read this somewhere, but I can't remember where.
http://starmus.com/pages/en/programme.php
20:30 STARLIGHT CONCERT
TANGERINE DREAM IN STARLIGHT CONCERT
From 22:00 - Transfer back to hotels - Shuttle service
So 22:00 is the earliest time Starmus participants can get a ride back to the hotel. But if the audience is enthusiastic Tangerine Dream could possibly play some more.