Gundam.info, the official site for the Gundam franchise, has reported that a new virtual reality interactive film is under production. Going by Mobile Suiit Gundam: Silver Phantom (aka Phanton of Silver Ash).
Produced as a collaborative effort between Bandai Namco Filmworks and Atlas V (Gloomey Eyes, Battlescar). It will be distributed by Astrea.
A teaser video has been released:
The story will be a brand new interactive experience, but nothing has yet been revealed about the timeline or characters involved.