Although, mankind has conducted succesfully a lot of experiments as well as discoveries regarding out of the world due to curiosity , these researches have come with too expenditure as much as only one country can not afford it. With spending of the money that is used for space discovery, nations could provide significantly opportunities where people ask for help in order to handle their issues such as starvation, poor living conditions, climate change and so on; however, i think that space discovery is so significant that it can effect almost all areas. So, it is worth to expend despite the high amount of prices.