If you glanced at the full moon in the last few months, you may have seen a supermoon.
This is because there were threeover the months. And on Thursday, the fourth and final Supermoon of the year will be held.
Most of the sky in the country is expected to be sunny, so it should be a great opportunity to find a full moon that can look bigger and brighter than usual.
A "supermoon" occurs when the full moon coincides with or approaches the "perigee" of the moon, the point in orbit closest to the Earth.
The moon's orbit is elliptical, swaying 253,000 to 226,000 miles from the planet for a month. Crossing the meridian on Thursday is about 223,600 miles from the center of the globe.
Astronomers refer to the full moon that occurs at or around the closest point of the orbit as an example of "perigee" or "perigee". However, these terms are not as catchy as the coined words of the 1970s. Super moon'.
In reality,does not look as big to the human eye as any other moon.
The full moon itself does not start until 2:35 am on Friday. At this point, it is high in the sky and less visible to the human eye than any other moon.
However, looking for the moon shortly after it rises can benefit from the illusion that natural satellites can look large.
As space historian Osnat Katz wrote inThe Conversation, no one knows the cause of this "moon illusion", but it really is ours. It is created by the mind.
You can block the sky with just your thumb, so you can see how big it looks.
Some scientists believe that at this point the moon is close to the horizon, which can lead to illusions. This may trick our brain into thinking it's closer than it really is.
Whatever the reason, it's an illusion that has been documented for thousands of years.
Thursday's moon rises in London at 8:45 pm and sets the next day at 5:34 am. According to timeanddate.com, in Edinburgh it will rise around 9:30 pm and be set at 5:25 am on Friday.
According to Old Farmers' Almanac, the full moon in August was well known as the "Star John Moon" because it happened around the time Native Americans in some areas historically caught so many fish. I am.
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