Why always do we see the same face of the Moon from the Earth? Why has Moon phases? Which is the difference between a solstice and an equinocio? Which is the probability of which the Earth hits with a comet or asteroid? How did the size of the Earth measure up for the first time? Does rapid Cuan move the Earth himself across the space? What does provoke the dawns? When it is the " Moon of Crop "? Why does M What sound the solar spots? There can the solar eruptions and the solar spots concern the Earth? What does produce the tides? Was it really an asteroid what provoked the extinction of the dinosaurs? Of what is Moon done? For what this covered Moon of craters? Why the distance is between the Earth and the Moon increasing? To what there owes the brilliant halo that sometimes makes a detour to the Moon?oon seem to be major in the horizon?