14. BATTLESTAR GALACTICA
(2003-2009)
Some questions were answered, while others were left up in the air, but as the survivors of the Cylon holocaust finally settled on a world they could call home and the wounded Battlestar that carried them there flew into its cosmic funeral pyre executive producer Ronald D. Moore's sci-fi reinvention concluded with the same intelligence, grace, and kick-ass space battles that it started with. Marc Bernardin
''The Office'' signs off tonight; let's see if its last episode meets the standard of these all-time finest TV farewells, from ''Friends'' and ''The Shield'' to ''Mary Tyler Moore'' and...our No. 1 of all time