User blog comment:MetalShadow272/The Missing Links of Sonic History./@comment-3353653-20110707084326/@comment-17720060-20110710160622

I think SEGA just forgot that one of the coolest Sonic games I've ever seen had half of the moon blow up. Either that, or Sonic lives on a different planet called Eath, not ours, and it has two different moons. Those are my two theories.