It's been a bumpy road but Nicole says she's 'deeply in love' with Keith

Kidman also hinted she may be looking to quit her successful Hollywood career.

She said: "I've found other things in my life that can absolutely fulfil me. That's been a necessity because a lot of my life has been spent living for my work."

The 40-year-old star, who has an adopted daughter Bella, 15 and 12-year-old son Conor with former husband Tom Cruise, recently spoke of her hopes having a baby with Urban.

Nicole and Jennifer Jason Leigh on the cover of 'Interview' magazine

In a recent interview with Vanity Fair, in which she revealed she suffer a miscarriage at 23, Kidman said: "I'm yearning to have one. I think I would be very sad if I wasn't able to have a baby.