The first Star Trek series featured many of the greatest moments not only in the franchise, but in television itself.. The USS Enterprise encounters the wrecked USS Constellation and its distraught commodore who's determined to stop the giant planet-destroying robot ship that killed his crew.
Star Trek: The Original Series produced some of the best science fiction television of all time, and the best episodes still hold up well.. The original Star Trek series carries many memorable episodes, but only 21 have made the cut here as the best of the best.