He tokomaha tonu ngā kaitākaro matua e whakamahi ana i ngā whārahi pūtea i te kāinga, te whakamahi rānei i ngā pūwhaiti irirangi i hangaia tuatahi mō te rangahau mātairangi, engari kei te wātea ināianei ki ngā matu (hei tauira ko te One-Mile Telescope).