Love the Crucible cab concept... here's an example of reusing the Crucible Cab and swapping out the hangar bay with a science pod: See also: https://robertsspaceindustries.com/comm-link/transmission/15066-Wandering-Workshop-The-Anvil-Crucible The Science pod would have it's own computers, power, and environmental (to prevent contamination of the cab). The bathysphere could be lowered into gas giants for research experiments and readings.