Intasat
INTASAT was the first satellite of Spain. It was designed by Spain's National Institute of Aerospace Technology.
INTASAT was launched on November 15, 1974 atop a NASA Delta rocket from Vandenberg Air Force Base. With a mass of 20.4 kg, it was launched piggyback with another satellite. It had a lifespan of two years, and carried a beacon experiment to study the ionosphere.Background
The project started in 1968 from an initiative of the National Institute for Aerospace Technology. The participants in the project, besides INTA, were Hawker Siddeley Dynamics and Standard Electrica SA, Jose Luis Sagredo, and Jose Maria Dorado.