While there hasn't been any official word from Marvel Studios regarding a release of an 'Eternals' sequel, Patton Oswalt (who played Pip the Troll alongside Harry Styles' Starfox) has announced that a sequel will be going ahead with Chloé Zhao set to direct once again.
On The Today Show, Oswalt confirmed: “They have announced there’s going to be an Eternals sequel. Chloé Zhao is going to direct it. So, hopefully there will be more adventures of Starfox and Pip.”