The 58th International Astronautical Congress (IAC 2007) takes place in Hyderabad, India from 24 -29 September 2007. This annual congress, one of the major space events of the year, brings together some 2000 international specialists, industry representatives and world leaders in the field. It provides a crossroad uniting the worlds space agencies, astronautics institutes, aerospace scientific associations and firms involved in space activities. The congress will be officially inaugurated on the morning of Monday 24 September at 09:45 local time by the Indian Prime Minister , Dr Manmohan Singh. More than 1300 authors are presenting papers, while symposia composed of 138 parallel technical sessions deal with such subjects as space transportation, communication satellites, Earth observation, human spaceflight, exploration of outer space and the planets, and space law. An exhibition with more than 90 booths features products and activities of space agencies and major industrial companies.