An example of Space Engineering Education in Spain: a master in space based on Project-Based Learning (PBL) - Javier Cubas, Santiago Pindado, Elena Roibás-Millán, Javier Pérez-Álvarez, Ángel Sanz-Andrés, Sebastián Franchini, Isabel Pérez-Grande, Gustavo Alonso, Andrés García-Pérez, Marcos Chimeno-Manguán, Ignacio Torralbo, Juan Zamorano; Alejandro Alonso (4th Symposium On Space Educational Activities (Ssea), 2022)