Space.com: This week, 410 October, is the 11th annual World Space Week, which highlights the contributions of space science and technology to life on Earth. The start and end dates mark two key events in the history of space exploration: 4 October 1957, when Sputnik 1 launched, and 10 October 1967, the date the Outer Space Treaty, which formed the basis for international space law, went into effect. This year’s theme is Mysteries of the Cosmos, and activities include a Google Lunar X Prize Summit on the Isle of Man; an astronomy festival in Marrakech, Morocco; and a star camp for high-school students in Jeddah, Saudi Arabia.