Who said that in the universe every object exerts a gravitational force on every other object Share with your friends Share 0 Rizwan Ansari answered this Dear student, Sir Isaac Newton said that in the universe every object exerts a gravitational force on every other object. Regards 0 View Full Answer Ishita Mohanta answered this The universal law of gravitation was given by Sir Isaac Newton. 0 Ragini Gupta answered this Newton 0 Minam Tamang answered this Isaac Newton 0