[koliber]

All of that could happen.

What if airbags inflated around the lander? The external shape of the lander-with-inflated-airbags and the internal weight distribution could make it self-righting, while shielding the external fixtures and the hull.

Just throwing ideas around and role-playing spacecraft designer.

[giantrobot]

Air bags are ok if you don't have humans inside being pulverized as the craft bounces and rolls. If you have people inside bouncing isn't the best.