A Little Riddle

Here's a little riddle!

Many languages spoken in my prefix
Many stars found in my suffix
Many clauses written in my whole

What am I?

Answer

You are:

An End User License Agreement (EULA)

Many languages spoken in my prefix

EU - the European Union, which has 24 official languages.

Many stars found in my suffix

LA - Los Angeles, home to Hollywood (solved by @greysaff)

Many clauses written in my whole

My word, there really are - to the point that most people don't bother reading the whole thing before ticking the 'I Accept' box!