when did 7 of 9 appear on voyager
Seven of Nine Seven of Nine (born Annika Hansen) is a fictional character who appears in seasons four through seven of the American science fiction television series Star Trek: Voyager. Portrayed by Jeri Ryan, she is a former Borg drone who joins the crew of the Federation starship Voyager. Her full Borg designation is Seven of Nine, Tertiary Adjunct of Unimatrix Zero One.[1] The character Seven of Nine arrived just as the character Kes was leaving, and was intended to introduce a foil to Captain Kathryn Janeway in a similar manner as Spock in Star Trek: The Original Series.