Even better would be to include the link to this thread so I can find it instantly:
http://universesandbox.com/forum/index.php/topic,3405As he gets a crash report-window, I do only get a black screen

I'm sorry it's not working for you.
Can you find the 3 log files that are here:
(My) Documents\Universe Sandbox\Logs
... and email them back to me with a short description of the problem and a link back to this thread?
dan at universesandbox dot com
That will help identify the problem so I can fix it in an upcoming build.