Not all IP; just most copyrighted images that NASA themselves produce. Patents by NASA are licensed to companies [1]. [1] http://technology.nasa.gov/patents ht

Not all IP; just most copyrighted images that NASA themselves produce. Patents by NASA are licensed to companies [1]. [1] http://technology.nasa.gov/patents http://technology.nasa.gov/patents edit: Most of the biggest high profile publications from NASA get published in Science/Nature, which are both closed access FWIW.