> Unusually, the ejection system was tested with live bears and chimpanzees; it was qualified for use during 1963 and a bear became the first living being to survive a supersonic ejection.
I was thinking more in terms of the B-1 crew escape capsule [1] consisting of the whole cockpit equipped with rocket engines and parachutes to push it away from the plane and allowing it to land in one piece. The same could be done with the top of Starship, the part above the fuel tanks.