Powering the future with lunar soil

Building a lunar base would be one of the next logical steps in our exploration of the solar system, but the survival of a future crew depends on access to a reliable source of energy. An ESA Discovery & Preparation study explored how lunar regolith—the dust, soil and rock on the moon's surface—could be used to store heat and provide electricity for future astronauts, rovers and landers.

source https://www.lifetechnology.com/blogs/life-technology-news-blog/powering-the-future-with-lunar-soil