Colu (Paperback)

Please note that the content of this book primarily consists of articles available from Wikipedia or other free sources online. Colu is a fictional planet in DC Comics whose primary inhabitants are called the Coluans. Another name given for the planet was "Yod" (Hebrew for Iodine, like many other planets in the DC universe, it is named after a chemical element), which has appeared only once in comics, was later pointed out in a letter by a fan.According to the reply to the letter, "Yod" is the Coluan name for their homeworld, however this name has not appeared since.