No Man's Sky Cylindrical Room Floor : Simply join a random player's game, this will make you start in their galaxy, however you can go to the teleporter at any spacestation to travel back to your own galaxy and proceed by removing the floors/walls that get you stuck.

Simply join a random player's game, this will make you start in their galaxy, however you can go to the teleporter at any spacestation to travel back to your own galaxy and proceed by removing the floors/walls that get you stuck.