Early in its life, NSSDCA accumulated data primarily on 7-track and 9-track tape and on various photoproducts, and all data dissemination was via media replication and mailing. Starting in the mid-1980s, NSSDCA received and disseminated increasing data volumes via electronic networks.
In its initial phase, NSSDCA primarily gathered data on 7-track and 9-track tape as well as various photoproducts, with all data distribution occurring through media replication and mailing. From the mid-1980s onwards, NSSDCA began handling growing amounts of data via electronic networks.