Per aspera ad astra simul: Through difficulties to the stars together

Abstract

In this article, we detail the strategic partnerships "Per Aspera Ad Astra Simul" and "European Collaborating Astronomers Project: Espana-Czechia-Slovakia", and the educational activities that have been carried out as part of these grants. This highlights the potential of Key Action 2 of the ERASMUS+ programme to support projects international educational projects, as well as the great impact that such projects can have on the general public and on the continued development of early career researchers.