Step-by-step explanation:
NASA created a plant cultivation system in the international space station, a sustainable system for growing food in chambers with LED light emission and a specific irrigation system was developed.
It is essential to develop such systems of food cultivation in space, since there are great plans of man for space exploration, therefore the cultivation of plants in an environment different from the earth would be essential for humans to be able to feed themselves in a nutritious and was more likely to go further in space discovery.