A data disc is an electronic storage device used by the terrans in a similar manner as data chips.

During the Terran Confederacy's research of the zerg, designs for the psi-emitter were developed and encrypted at the Jacobs Installation which were then acquired by a Sons of Korhal strike team lead by Jim Raynor.[1]


  1. StarCraft. Vivendi Games. Level/area: The Jacobs Installation (in English). 1998.