About ESA. The European Space Agency (ESA) is Europe's gateway to space. Its mission is to shape the development of Europe's space capability and ensure . myL{color:#00d;text-decoration:none}.myL:hover{color:#09f;text-decoration:underline} About ESA. The European Space Agency (ESA) is Europe's gateway to space. Its mission is to shape the development of Europe's space capability and ensure . 1180 Results for Activity: “Photo Archive (ESA Publications)” in Images.