The manga was adapted into an anime television series by animation studio Group TAC. It premiered on November 1, 2003, on Japan's NHK BS Hi-Vision satellite service. Twenty episodes of the anime aired until March 27, 2004, when the series concluded prematurely before the manga was completed. Satellite television network Animax has broadcast the anime in multiple regional language releases, including English. A live-action adaptation was produced by NHK in cooperation with the Japan Aerospace Exploration Agency and aired between June 18 and July 30, 2009.