Update: Bethesda has just released the official trailer for Fallout 4 (as seen below). Bethesda has also announced that it plans to showcase the world premiere of Fallout 4 during their press conference on June 14th, at 7PM PST.
According to Engadget.com, the next installment into the Fallout series, Fallout 4, will be launching for the Xbox One, Playstation 4, and PC at a later date.
While details are scarce, it looks like we will see a trailer for the game launch within the next hour which may give us a release window and more details about when we can pre-order the title. Engadget reports that the game will be available for pre-order via Gamestop, Amazon & Best Buy following the reveal at 7AM PST.