Under Alien Skies with Phil Plait
Planetary Radio: Space Exploration, Astronomy and Science
00:00
The Moon and the Earth
The moon's orbit is elliptical and it's tilted a little bit with respect to the earth's equator. And so sometimes when it's at the nearest part of its orbit, paragee, when it's closest to earth, the orbit and the spin don't line up exactly right. We can see a little bit past what we normally can see on one side of the moon. That's true east, west, north and south. And so we actually see alittle bit more than 50% of the moon's surface.
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