Listen to Cosmos Main Theme (Tv Version) [From "Cosmos" by Carl Sagan] online. Cosmos Main Theme (Tv Version) [From "Cosmos" by Carl Sagan] is an English language song and is sung by The Original Television Orchestra. Cosmos Main Theme (Tv Version) [From "Cosmos" by Carl Sagan], from the album Cosmos (Themes from Tv Series) - EP, was released in the year 2014. The duration of the song is 0:36. Download English songs online from JioSaavn.