Mila Kunis ’ new film, Jupiter Ascending , won’t hit theaters until next year, after it was recently pushed back from its original July 18 release date . But by the time she’s gracing the big screen with co-star Channing Tatum , Kunis may be taking a break from acting. The actress, who’s currently expecting a baby with her That ’70s Show co-star fiance Ashton Kutcher , tells W Magazine that she’ll be a “full-time mom” after her baby’s born — for a year at least.