The virtual real-time rambling of complex scenes is one of the important applications of virtual reality which has wide foreground in the military simulation training field.
So it's not entirely impossible that free-floating planets have hot cores, cold surfaces, and an intermediate layer, where water could exist in some fluid form.
There may be dog - eared copies of the works of james michener lying about, and douglas adams, " hitchhiker ' s guide to the galaxy " sits in your backpack.
Traveling through the country a couple of weeks ago on business, I was listening to the talk of the late UK writer Douglas Adams' masterwork "The Hitchhiker's Guide to the Galaxy" on the radio.