Have you ever heard of the blood moon?
It’s named for its red appearance. Sometimes it’s even mistaken for Mars, as in the case of the “Mars hoax” back in 2002. It was claimed then that Mars would look as large as the full moon on August 27.
In truth, Mars will never appear as large as the full moon to the naked eye (a fancy way of saying that you’re not looking through a telescope or binoculars). What really happened was that the moon passed through the Earth’s shadow.
Wait a second. The Earth has a shadow? And it’s red? Continue reading