A translation of Maimonides may be found [[Maimonides' Law of Noahides#Laws of Kings and their Wars' Chapter 8|here]]. Please remember when reading other laws of Maimonides that he is only one authority, and other great Rabbis have given their opinions. Not all of Maimonides opinions have been accepted as halacha.
To become an observant Noahide is to be assured of a 'portion in the world to come', by entering into a covenant with G-d, of which the Jewish people are also a part. It is to enter into a recognized relationship with the Jewish people, rather being completely outside of any legal system recognized by Judaism. The requirement isrequirements are:
# To recognize the covenant that already has been made
# To become part of one of 'seventy' legal systems
