A Blue Moon is a rare occurrence that depends on the timings of full moons during the year. The moon is not blue during a ...

Stargazers should be ready worldwide because very soon they will have another chance to observe one of the rarest calendar ...

Blue moon is either the second full moon in a calendar month or the third in an astronomical season with four full moons. The phenomenon of a blue moon, despite its name, does not change the moon's ...