The Meteoritical Society, which provides this interesting Website, is an international scholarly society formed to promote the study of meteors and meteorites, interplanetary dust, lunar samples, and other extraterrestrial materials. The site acquaints visitors with such phenomena as tektites (impact glass), moon rocks, and space dust by featuring referenced overview articles, authored by scholars and researchers, which deal with the various objects and materials. Each summary includes one or more photographs or figures (.gif). News from the Society, meeting information, and links are also provided.