CNN Prima News HD - Frequency On Astra 23.5E CNN Prima News HD - Frequency On Astra 23.5E 11934 V DVB-S2 8PSK 27500 3/4 Astra 23.5E CNN (Cable News Network) is an American news-based pay television channel owned by AT&T's WarnerMedia. CNN was founded in 1980 by American media proprietor Ted Turner as a 24-hour cable news channel. Upon its launch in 1980, CNN was the first television channel to provide 24-hour news coverage and was the first all-news television channel in the United States.