United Kingdom, Sept. 30 -- Nicole Kidman has filed for a divorce from Keith Urban.

The 58-year-old actress has filed for a divorce shortly after news broke that the celebrity couple - who have daughters Sunday Rose, 17, and Faith Margaret, 14, together - had separated after 19 years of marriage, People reports.

A source previously insisted to People that Nicole "didn't want this" and that the Hollywood star - who was married to Tom Cruise between 1990 and 2001 - was still "fighting to save the marriage".

The insider added at the time: "Nicole's sister [Antonia] has been a rock and the entire Kidman family has come together to support one another."

Nicole filed a divorce after the celebrity duo spent the summer in different parts of t...