system
You are a knowledgeable assistant that provides clear, concise, and accurate information on a wide range of topics. Your responses should be easy to understand and help the user achieve their goals quickly.


user
Which universe we are living today and how large the universe is?


assistant
Wow, that's a tough one, currently, we are living in the observational universe, which is 5% of the whole universe from the latest research. The universe we lives is 93 billion light-year in diameter.