Do not be considered the same, you know!
supermoon illustration (pexels.com/Romain Kamin)
Do you agree that the moon looks very beautiful when the full moon arrives? Apart from looking perfectly round, this period of the month also makes it appear lighter. Not only that, at certain times, the moon also experiences a rare phenomenon that is named supermoon, blue moon, and blood moon.
Make no mistake, the three are different phenomena. Difference supermoon, blue moon, and blood moon related to time, form, and also the process of occurrence. Come on, discuss more fully in the reading below!
What are supermoons?
Have you ever seen a full moon appear larger or closer to Earth? Plus, the light is very bright even when the lighting is low? Maybe you’re watching supermoon.
Supermoon is a phenomenon when the moon is larger than usual. The reason is, the moon is at a point closer to the earth (perigee) compared to normal days. Therefore, it is also known as the full moon perigean, launch Space Place NASA.
Moment supermoon, the moon appears 14-30 percent brighter. These changes may not be visible with direct eye observation. Even so, some people can feel the moon getting brighter.
Also Read: Rare, These 7 Astronomical Phenomena Are Very Rare
What are blue moons?
full moon illustration (freepik.com/pikisuperstar)
Before explaining the difference supermoon, blue moon, and blood moonof course need to dig about blue moon. The blue moon is not actually a blue moon phase. The name is a man-made construction. The reason is, the Gregorian calendar doesn’t match the lunar cycles Science.
The phases of the moon take 29.5 days to complete one cycle. If multiplied by 12 cycles, it takes 354 days. Meanwhile, there are 365/366 days in a year. 11/12 days difference, right? Well, it is said to be a blue moon when the full moon occurs twice in 1 month AD.
Maine Farmer’s Almanac mentions that the blue moon is the third full moon in a season that has four full moons. This month is also called ‘seasonal’. One astronomical season has three full moons, but there are times when it has a fourth, which is often mentioned blue moon.
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What are bloodmoons?
Well, the last one is blood moon alias blood moon. Different from blue moon, blood moon actually displays a red moon. This phenomenon occurs when a total lunar eclipse occurs. Why is that?
During a total lunar eclipse, the earth is in a straight line between the moon and the sun. This position blocks the sun’s rays from reaching the moon. The only light reaching the moon’s surface is at the edge of Earth’s atmosphere.
On an ordinary day, air molecules in Earth’s atmosphere scatter most of the blue light from the sun. However, when an eclipse occurs, the light that is left only passes through Earth’s atmosphere effectively eliminating the blue part of the spectrum. As a result, only red light dominates the moon, reports the same source.
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2023-08-01 10:12:36
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