What is Lunar eclipse? Full explained

Lunar eclipse generally occur on a full moon night (poornima) . Moon and earth are revolving around the stationary sun . They happen to be in the same straight line and in the same plane such that the earth is between the sun and moon . Shadow of the earth falls on the sun and moon . Shadow of the earth falls on the moon for some time . Moon does not have its own light . So,it is not visible . Thus Lunar eclipse takes place