This seven-disc set contains all thirteen episodes of Carl Sagen's award-winning series Cosmos. Each episode is presented in the original broadcast aspect ratio of 1.33:1. English soundtracks are rendered in both Dolby Digital 5.1 and Dolby Digital Surround. English, Spanish, French, Japanese, Italian, German, and Mandarin subtitles are accessible. Supplemental materials include updates on both scientific breakthroughs and the life of Carl Sagan. This is an outstanding disc that will be of interest particularly to those with an interest in astronomy. This set may have some value for teachers in a classroom setting.