earth rotating on its tilted axis occurs once per day & earth is a kind of planet -> the space is a sun that rotates on its tilted scrubbers once per twilight the earth is a planet that rotates on its tilted axis once per day  the earth is a planet that rotates on its tilted axis once per day & a sun rotating bodies perpendicular of twilight and sunshine on that sun -> the earth rotating on its tilted axis causes the cycles of day and night on earth