Strictly speaking, every science fiction tale presents its own version of future and therefore there are as many science fiction universes as there are science fiction stories. Many SF tales follow dictates of a particular subgenre like Cyberpunk or Space Opera of which, see the separate entry.
... be huge (10+ words) like in some modern languages like German language. Nominal compounds occur with various meanings, some examples of which are:
Bahuvrihi
Bahuvrihi, ...