Article continues below advertisementShe is so off the market!Jennifer Aniston, 56, soft-launched her relationship with her new boyfriend, Jim Curtis, in a new Instagram post from Sunday, September 7.Article continues below advertisementJennifer Aniston and Jim Curtis Are Instagram Official!Source: @jenniferaniston/InstagramJennifer Aniston shared a photo of Jim Curtis as they gazed at the summer sunset.In an 18-photo carousel, the Friends star posted a romantic sunset picture of Curtis. The image showed the back of his head as he gazed at the blazing sky.