An introduction to ESRO, the European Space Research Organisation. Footage includes: missile on trolley, radar aerials, sounding rocket launch; diagram to show 10 participating nations; Pierre Auger, one of ESRO's founders; Herman Bondi, his successor; final preparation of sounding rocket before launch; stills of Northern Lights; satellite design and testing; map to show distribution of various headquarters; various satellite research, construction by [unspecified] European contractors; map to show distribution of various headquarters; design and development of satellites at ESTEC, the Netherlands; direction of activities from ESOC in Germany, computer data processing; ESTRACK satellite tracking station, Norway; globe to show other tracking stations; ESRANGE sounding rocket launching range in Sweden, launch of ESRO sounding rocket.