A caveat - solar works on the Moon in certain circumstances (polar locations with sunlight most of the time), and on Mars with a bit of maintenance (Spirit and

A caveat - solar works on the Moon in certain circumstances (polar locations with sunlight most of the time), and on Mars with a bit of maintenance (Spirit and Opportunity lasted much longer than expected because of wind cleaning dust off the panels). But yes, to your general point, nuclear power has serious advantages.