0 BBY - 5 ABY - The "Classic Era", between 0 BBY (the Battle of Toprawa) and 4 ABY (the Battle of Endor), and into events after the battle until 5 ABY.
Stardate 41148.1 - 52861.3 [ from Picard's first mission as Captain of the USS Enterprise to the USS Equinox, commanded by Captain Rudolph Ransom, being commissioned and the events after. (includes TNG, DS9, VOY) ]
Stardate 2233.04 - 2258.42 - [ from Kirk's birth and Nero's initial arrival (2233.04) to Nero destroying the planet Vulcan, and Kirk becoming the official Captain of the USS Enterprise (2258.42) and beyond... ]
