What is Six Degrees of Separation?

The idea behind Six Degrees of Separation is that everyone is connected to anyone else through a short chain of acquaintances — usually within six steps. In the baseball world, this means any two MLB players can be linked through their teammates across seasons and teams.

This site lets you explore those hidden connections between 20,738 players from 1876 to 2024; showing how even stars from different eras might be only a few teammates apart.