Yeah, the Cerberus campaign ended almost a year ago. Which was then followed by the Counter Intelligence campaign. We haven’t kept that Campaign page up to date, unfortunately… About the former, though, It involved fighting a war in the Cerberus System. That’s actually around when people started writing personal logs so there’ll be more detail in the early ones.
There’s a classified gate to the Euphini Expanse in Waypoint 60. Public cartography just hasn’t been updated.