The moon that disapear.

Finaly we development a very serius space business with own Indian partners when in one moment Galilee sai :Every time the triangle formed by the sun,the moon and the earht then if we account Venus and the geometry of the sunspots then ease to know when is going to rain in the earht at leasth in the present dimension, otherwise with the triangle and the data after mentioned not so difficult to know too much about the oldest moon that was disapear.