Hello and welcome to nasas jet repulsion laboratory in pasadena. A hot afternoon and for our monthly Public Lecture series, im preston dyches. 50 years ago three human beings set out on a journey across a quarter of 1 million miles of space to the moon. Two of them sat down on a fragile Landing Craft and one stepped into history uttering a phrase we know by heart. For that one human being to make the one small step to the efforts of hundreds of thousands of people over the course of a decade. In industry, universities, and government. Didnt play the leading roles but for all who contributed to play a small role in the Space Program today, something that mattered. The primary role is to help lead the robotic explanation of the road of the system developing Communication Technologies that contributed to apollo. Used for communicating to all spacecraft. It was used to receive the astronauts tv transmissions from the moon and was also a Vital Communications backup especially during the ten