A is for Android.
B is for Bolians. They were Blue...Blue Bolians.
C is for Calamarain. They were gaseous with swirling energy.
D is for Damar. He went from a lower level Officer to the leader of a rebellion.
E is for Enterprise-A. Also commanded by James Kirk, but for only seven years before she was decommissioned. One of the heroes of the battle at Khitomer.
F is for Ferengi. They are orange, and live for profit.
G is for the Great Barrier near the center of our own galaxy. Not to be confused with the Galactic Barrier which lies at the outer edge of it.