Solar panels already can generate light from the moon, it's just 100000x less. https://en.wikipedia.org/wiki/Lux https://en.wikipedia.org/wiki/Lux It would be

Solar panels already can generate light from the moon, it's just 100000x less. https://en.wikipedia.org/wiki/Lux https://en.wikipedia.org/wiki/Lux It would be cheaper to do any number of things(battery storage, Nuclear, world power grid) than to build out more solar capacity to capture the pitiful full moon light once a month.