Earth: -Mostly harmless planet.
       -Home to human people.
Earth Colony 2: Planet where George Samuel Kirk hoped to be transferred.
Eden: Mythical planet sought by Doctor Sevrin and his followers.
Ekos: -Class M planet.
      -Accidentaly turned into a repressive Nazi state by Federation sociologist John Gill.
El Gatark: -Region of space in United Federation of Planets.
           -Occupied by the Dominion during the Dominion War.
El-Adrel IV: Planet where Tamarian Captain Dathon and Captain Jean-Luc Picard met in 2367.
El-Adrel system: star system located midway between Federation and Tamarian space.
Elas: -Inner planet of Tellun star system.
      -Homeworld of Elaan.
Elba II: -Planet.
         -Location of a penal colony for the criminally insane.
Emila II: -Planet.
          -Destination of U.S.S. Enterprise NCC-1701-D after visiting Tanuga IV.
Eminiar VII: Planet at war with his neighbour, Vendikar, for 500 years.
Enara Prime: Homeworld to the Enaran civilization in the Delta Quadrant.
Endicor system: -Star system.
                -Destination of U.S.S. Enterprise NCC-1701-D before encountering energy vortex.
Ennan VI: Planet where Commander Doctor Katherine Pulaski obtained a bottle of ale.
Epsilon 119: Dead star reignited in 2370 by Professor Gideon Seyetik.
Epsilon Canaris III: Planet on the virge of war, where negotiations were assigned to 
                     Commissioner Hedford.
Epsilon Hydra VII: Planet where archaeologist Vash was barred from the Royal Museum.
Epsilon Indi: -Star system where ancient marauders from planet Triacus waged war.
              -Once recofnized by Acting Ensign Wesley Robert Crusher.
Epsilon IX Sector: Site f an astronomical survey by U.S.S. Enterprise NCC-1701-D.
Epsilon Mynos system: Star system where planet Aldea is located.
Epsilon Pulsar Cluster: Astronomical phenmenon located in Epsilon IX Sector.
Epsilon Silar system: Unexplored star system where U.S.S. Enterprise NCC-1701-D became a pawn
                      of the Satarrans.
Erabus Prime: Planet where Q saved Vash from getting sick after a bug sting.
Errikang VII: Planet where Vash said Q almost got her killed.
Evadne IV: -Planet.
           -Destination after U.S.S. Enterprise NCC-1701-D encountered an unstable wormhole.
Excalbia: -Inhospitable volcanic planet.
          -Home to Excalbians.
Exo III: Dead planet where Doctor Korby discovered a civilization of highly-sophisticated 
         androids.