Ayatana n. resting-place , support , seat , place , home , house , abode the place of the sacred fire (= {agny-Ayatana}) an altar ; a shed for sacrifices ; a sanctuary a plot of ground , the site of a house ; a barn the cause of a disease (with Buddhists) the five senses and Manas (considered as the inner seats or Ayatanas) and the qualities perceived by the above (the outer Ayatanas). Cologne Sanskrit Dictionary The celestial Tarakka comprises of 28 stars, arranged in a pleasing three-tiered format, with each tier (ayatana) having nine stars. http://www.grahamhancock.com/forum/DBhattacharya1.php?p=9 Sense medium: The inner sense media are the sense organs: eyes, ears, nose, tongue, body, and mind. The outer sense media are their respective objects. http://www.experiencefestival.com/theravada_buddhism