Could be cheaper on the Moon. The plastic/glass sheeting needs to be vacuum safe and hold pressure in. Plus you need energy anyway for heating (and cooling!), e

Could be cheaper on the Moon. The plastic/glass sheeting needs to be vacuum safe and hold pressure in. Plus you need energy anyway for heating (and cooling!), especially for the 2 week long moon nights. Being underground is not only better as radiation shield but also a better/safer controlled environment.