The baseball year is starting to look like two possibilities: no season or an extremely short one. Let’s take the optimistic route and go with the extremely short one, in which players will need three to four weeks of training to prepare for games and clubs can play in their home ballparks–with fans.
To reduce travel in a world recovering from a pandemic, teams will play division rivals in home-and-home series (seven games vs. each, including one doubleheader) and a three-game series against opponents in the like division of the opposite league (NL East vs. AL East, etc.