NASA Software Catalog Offers Free Programs for Earth Science, More Each year, NASA scientists, engineers, and developers create software packages to manage space missions, test spacecraft, and analyze the petabytes of data produced by agency research satellites. As the agency innovates for the benefit of humanity, many of these programs are now downloadable and free of charge through NASA’s Software Catalog. http://www.nasa.gov/press-release/nasa-software-catalog-offers-free-programs-for-earth-science-more