This goal will be achieved by the systematic observations of Cepheid variable stars several galaxies using the Hubble Space Telescope. The Key Project team currently has 28 members . A list of Key Project papers that have been published, in press, submitted, or in preparation is available. Archives of the Extragalactic Distance Scale Key Project.
Archival material appears after the paper has been accepted for publication.
Preprints for papers in press can be found in the publication list or in the archives.