This year, the NASA Space Apps Challenge welcomes 15 international space agency partners, including two new agencies: the Communications, Space & Technology Commission of Saudi Arabia and the Spanish Space Agency. NASA Space Apps also welcomes back the Australian Space Agency, Brazilian Space Agency, Canadian Space Agency, European Space Agency, Indian Space Research Organization, Italian Space Agency, Japan Aerospace Exploration Agency, Mexican Space Agency, National Space Activities Commission of Argentina, National Space Science Agency of Bahrain, Paraguayan Space Agency, South African National Space Agency, and the Turkish Space Agency.