"Hibernation...?" he muses, and finally nods once, sharply. "Yes, that's it. Hibernating, and waiting for... Something, anyway."

When Anakin reaches in, Obi-Wan braces himself, just in case, ready to pull them both back if he needs to, but nothing happens. The shell is almost-- inert, like some sort of heavy shielding material, though it is not opaque to Anakin's Force-probe: The shielding is nearly half a meter thick, and dense with circuitry, and inside are a number of things that, while not, as such, alive, whisper through the Force of the potential for life.