"The Omega Directive" is the 89th episode of the American science fiction television series Star Trek: Voyager airing on the UPN network. It is the 21st episode of the fourth season.The series follows the adventures of the Federation starship Voyager during its journey home to Earth, having been stranded tens of thousands of light-years away. In this episode, Captain Janeway must undergo a top secret mission to destroy an element the Federation has deemed too dangerous to be allowed to exist.