The companies say the deal will improve the viability of satellite services in an industry now dominated by streaming providers.

DirecTV and Dish Network, longtime satellite TV adversaries, are set to merge. DirecTV announced a deal with Dish parent company EchoStar to acquire Dish in a deal valued at nearly $10 billion. Under the terms of the purchase agreement,

The deal, which is subject to regulatory approval, would create one of the largest pay-TV distributors in the U.S. The companies were blocked in an attempt to merge in 2002.