https://www.cbsnews.com/video/centurys-longest-blood-moon-eclipse-captivates-the-world/
How to watch next week's spectacular "super flower blood moon" lunar eclipse
BY SOPHIE LEWIS
MAY 20, 2021 / 6:41 AM / CBS NEWS
The most spectacular full moon of 2021 is quickly approaching, gracing the night sky in all its glory on May 26. That date marks not just a supermoon, but also a blood moon, thanks to a lunar eclipse.
According to NASA, a blood moon occurs during a total lunar eclipse, when the Earth is positioned directly between the moon and the sun, hiding the moon from sunlight. It's named for its red glow.
"When this happens, the only light that reaches the moon's surface is from the edges of the Earth's atmosphere," the space agency explains. "The air molecules from Earth's atmosphere scatter out most of the blue light. The remaining light reflects onto the moon's surface with a red glow, making the moon appear red in the night sky."
NASA says the result will be a "ring of light" around the moon.
"Just how red it will look is hard to predict, but dust in the atmosphere can have an effect. (And keep in mind there have been a couple of prominent volcanic eruptions recently)," NASA said.
Not only does May bring a lunar eclipse, but also the year's best supermoon. A supermoon occurs when the moon appears larger than usual in the night sky because it is at its closest point to Earth in its orbit, known as perigee.
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May's full supermoon is known as the "Flower Moon," and it marks the second of three supermoons this year. It's appropriately named for the abundance of flowers associated with spring in the Northern Hemisphere.
A blood moon is seen in the sky over Frankfurt
A blood moon is seen in the sky over Frankfurt, Germany, July 27, 2018.
KAI PFAFFENBACH / REUTERS
How to watch
On Wednesday, May 26, the cosmic phenomenon will be at least partly visible anywhere on the night side of the planet, NASA said. Under clear weather conditions, skywatchers around the world will be able to enjoy the show.
This includes parts of Asia and Australia, as well as much of the US and South America. For skywatchers in the US, the best viewing will be in Hawaii, Alaska, and the western states, though the eclipse is partially visible further East during dawn twilight. And if you're in the US you should wake up early to see the rare celestial event.
According to NASA, the peak of the eclipse will last for about 14 minutes, but the entire event will last about five hours, from 08:47:39 UTC (Coordinated Universal Time) to 13:49:41 UTC. It will peak at 11:19:52 UTC.
This means that In Asia, the eclipse occurs in the early evening when the moon first rises, while on the west coast of the Americas, it occurs in the early morning hours, when the moon is setting.
Solar eclipses should never be viewed with the naked eye, but lunar eclipses are completely safe to look at.
Don't worry if you're not located in the best place to spot the eclipse. The Virtual Telescope Project will have a live feed of the entire event, starting at 3 am PT on May 26.
First published on May 18, 2021 / 10:38 AM
© 2021 CBS Interactive Inc. All Rights Reserved.
Sophie lewis
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Sophie Lewis is a social media producer and trending writer for CBS News, focusing on space and climate change.
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