Viasat Sport will be a dedicated sports channel and has been co-developed with the US sports network NASN.
The channel will be available in Belarus, Moldova, Georgia, Kazakhstan, Estonia, Latvia and Lithuania, 24 hours a day. It will offer premium content from the NASN network, including Major League Baseball and the National Hockey League.
Amory B Schwartz, the chief executive of NASN, said: "Our strong content portfolio, combined with Viasat's market presence and distribution experience, will provide the new channel with the best possible platform to establish itself as a leading sports brand in these new territories."