Examples very vague in German examples

How do I translate very vague into German?

News and current affairs

So I had vague thoughts that I might go into space sometime in 2011 - the year that Google co-founder Sergey Brin is (very) tentatively slated to go.

Ich hatte die vage Idee, dass ich im Jahr 2011 eventuell ins All reisen könnte - also in dem Jahr, da Google-Mitbegründer Sergej Brin vermutlich seine Reise antreten wird.