European Space Agency; Situated in the central region of Saudi Arabia, Riyadh serves as the nation’s legislative, financial, administrative, diplomatic and commercial hub, home to over seven million inhabitants. Covering an area of around 1550 sq km, the city sits at approximately 600 m above sea level on the eastern part of the Najd plateau in the Arabian Peninsula. Like much of Saudi Arabia, Riyadh has a desert climate with extreme summer temperatures that can…