Edit the given paragraph to have better cohesiveness
The average temperature of the universe would asymptotically approach absolute zero -- a Big Freeze. If the proton were unstable, then baryonic matter would disappear, leaving only radiation and black holes.
The average temperature of the universe would asymptotically approach absolute zero -- a Big Freeze. Moreover, if the proton were unstable, then baryonic matter would disappear, leaving only radiation and black holes.