Do androids dream of making other androids? Here's how 'Star Trek: The Next Generation' changed android canon with "The ...
Mr. Spock (Leonard Nimoy ... The term "second officer" didn't get popularized in Star Trek after Spock and Data.
But one reveal has rocked fandom more than any other: Data is on the show! Those who remember 2002's Star Trek: Nemesis will remind you that Brent Spiner's android perished in a heroic sacrifice.