Rocket League development studio Psyonix has been acquired by Epic Games, the studio confirmed earlier this week. The game will still be available via Steam and will also release on Epic Games Store.
According to a recent announcement, the studio will be joining the Epic Games family, but notes that nothing will change short term. The studio will continue developing frequent updates that include features and content.
Because of the acquisition, the studio hopes to be able to bring the game to "new audiences". That includes bringing the game to Epic Games Store in addition to it being available on Steam.