A warm fuzzy feeling that you are making a contribution to advancing humanity into space. The site makes me select a month and year for delivery, but this reward will in fact be immediate (assuming, of course, that the project gets funded).
Above, but acknowledgment as "Associate Producer" rather than "Major Contributor." This will also entitle the donor to monthly draft versions of the project as it is produced. Also, up to four additional copies/DVDs signed to individuals of your choice.
Above, but acknowledgment as "Senior Producer" rather than "Associate Producer." This will also entitle donor to weekly telecon of up to one hour to discuss progress and provide suggestions. Also, up to nine additional copies/DVDs signed to individuals of your choice.