Eureca 1, short for European Retrievable Carrier 1, was a European Space Agency (ESA) mission that aimed to provide a reusable satellite platform for conducting scientific experiments in space. The primary objective of Eureca 1 was to provide a platform in space where scientific experiments could be conducted over an extended period. The satellite was designed to be retrieved and returned to Earth for refurbishment and reuse, allowing for cost-effective space research.