Abstract
SELENE (a lunar explorer) will be launched in 2005 by H-IIA rocket. We made internet contents of explain the moon investigation missions for introducing Japan's space development to ordinary people. 3 form information (1. drawing, 2. image, 3.VR movie) and 3 functional information (4. demand performance table, 5. specialists' description sentence, 6.the translated description sentence by designer) were prepared. We used electron questionnaire to ordinary people, it could record the time of reply. So we got the quality of each information. And the designer's concept(We have to be interesting every contents.) and engineer's concept(We have to fill Knowledge-desire of a specialist.) were added. As a result, the combination of form information and functional information was determined.