GMRS light source in space

The fact is that in space  sunlight can be blocked from regolith and GMRS.Use the time of adequate sunlight for germination. Use the time of adequate sunlight to create a electrical charge to be able to create a spark. For the inadequate times of light use the energy produced by the creation of water to create the light.This is the essential information Sunlight,Regolith,GMRS,Water.