The moon has eight primary phases: new moon, waxing crescent, first quarter, waxing gibbous, full moon, waning gibbous, third quarter, and waning crescent. These phases result from the changing angles of illumination as seen from Earth.
The moon has eight primary phases: new moon, waxing crescent, first quarter, waxing gibbous, full moon, waning gibbous, third quarter, and waning crescent. These phases result from the changing angles of illumination as seen from Earth.