You can view either a map of the Earth showing the day and night regions at this moment, or view the Earth from the Sun, or the Moon.
(You; can view; either a map of the Earth showing the day and night regions at this moment, or view the Earth from the Sun, or the Moon) (either a map of the Earth; showing; the day and night regions; T:at this moment)
You either a map of the Earth
can view showing
either a map of the Earth showing the day and night regions at this moment, or view the Earth from the Sun, or the Moon
the day and night regions T:at this moment