Natalie Portman Bares It All in New 'Planetarium' Movie Stills

Natalie Portman apparently strips down to her birthday suit in her latest film Planetarium.

The 35-year-old pregnant actress bares it all while lying on the beach in new movie stills obtained by Daily Mail.

PHOTOS: Check out the latest pics of Natalie Portman

Also starring Lily-Rose Depp, Planetarium follows the journey of sisters who are believed to possess the supernatural ability to connect with ghosts.

They cross paths with a visionary French producer while performing in Paris.

Pictured: Natalie shows off her growing baby bump while out running errands with her family (not pictured) on Saturday afternoon (February 4) in Los Feliz, Calif.