The Sun, Moon, stars, planets and rainbows are all reflected projections off of the domes mirrored surface.
http://www.wikiwand.com/en/Time_Traveler_(video_game)
http://www.wikiwand.com/en/Time_Traveler_(video_game)
So, a reflection makes air circulate up there...
Your lies are messing up, you'd better give up!