To the Moon and Back chapter sampler

To the Moon and Back To t h e o o n a n d Ba c k

its gravity gradually slowed down the madly spinning Earth giving us the comfortable 24-hour day we now have. Most other planets have moons that are tiny compared to ours — our Moon is about one-quarter the size of Earth. Having a big moon close by stops Earth from wobbling around too much on its axis — giving us regular seasons with no wild climate swings. and its gravity gradually slowed down the madly spinning Earth giving us the comfortable 24-hour day we now have. r i t - r t i i l t r fr li t much on its axis — giving us regular se sons with no wild climate swing .

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