Pictured: Blood Moon rare total lunar eclipse sees Earth's moon turn deep red
Some Christians believe the 'Tetrad', the appearance of four 'blood-red moons', means the end of days is nigh - relive the cosmic event with our stunning gallery " " " " " " " " " " Lunar eclipse that will turn the moon red View gallery The first Blood Moon in a series of four happened this morning - but was only visible in the Americas. The lunar eclipse phenomenon occurs as the Earth's shadow passes over the face of the moon, turning it a dark red colour. Some religious premonitions are suggesting that the cosmic event could trigger a "hugely significant event". So far, nothing earth-trembling has been reported - but just in case an end of days scenario does happen, make sure you relive the spectacular visual event with our gallery of pictures. Here's all you need to know about the Blood Moon.