| Show meteors from the moon taking up an old theory of meteors E emale mlle belot french astronomer has attempted to demonstrate that these bodies may have resulted from volcanic eruptions on the moon and other satellites of the solar systems planets he finds that an initial velocity of projection comparable to that which has been observed la in the eruption of cotopaxa cotopaxi and only twice us great as that developed in artillery of the present war would be sufficient to carry a body free from the moon and he has made calculations of the speed of projection and other conditions that would cause such a body to become a satellite of the moon of the earth or of the sun |