What are Eclipses? || Solar Eclipse || Lunar Eclipse || Astronomy
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 Published On Aug 2, 2017

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★★★VERY IMPORTANT SAFETY NOTE★★★
You cannot watch a Solar Eclipse without protective ECLIPSE GLASSES.
Many fake eclipse glasses have been sold on Amazon.com
Please read these articles and be safe!
https://eclipse.aas.org/eye-safety/is...
Here is an approved list of vendors:
https://eclipse.aas.org/resources/sol...
The key is to make sure they are ISO and CE certified. You should not be able to see ANYTHING other than the Sun.
https://eclipse.aas.org/eye-safety/is...
We thank our friends at solareclipseshield.com for sponsoring this video!

We dedicate this video to our wonderful friend and VIP Patron, Tracy Karin Prell. Tracy works tirelessly to promote astronomy awareness. We’ll be thinking of you, Tracy, when totality arrives on August 21, 2017 for the Total Solar Eclipse in the United States!

✵✵✵✵✵What is an Eclipse?
Solar Eclipse vs Lunar Eclipse (Astronomy)

What is an Eclipse? You may be a little confused about the difference between a Solar Eclipse and a Lunar Eclipse. You know an Eclipse has something to do with the Earth getting in the way of the Moon -- or, is it the Moon getting in the way of the Sun? Which is for a Solar Eclipse, and which is for a Lunar Eclipse? In this video, we’ll take a closer look.

Sometimes, the Sun, the Earth, and the Moon all line up along a straight line. When the Earth is in the middle, the shadow of the Earth can fall on the Moon, which is a Lunar Eclipse. OR, in the other arrangement, with the Moon in the middle, the shadow of the Moon can fall on the Earth, which is a Solar Eclipse. Notice that these Eclipses only happen during a New Moon (in the case of a Solar Eclipse) or a Full Moon (in the case of a Lunar Eclipse). But why don’t these happen every single month?

You know that the Moon orbits the Earth, and the Earth orbits the Sun. But these orbits don’t take place in the same PLANE. There’s a difference of about 5 degrees between the plane of the Earth’s orbit and the plane of the Moon’s orbit. The two orbital planes intersect along what we call the “Line of Nodes.” This line passes through the Earth. It’s only when the Sun, Earth, and Moon all line up juuust right along the line of nodes, that you get an eclipse. Learn to distinguish the phases of the Total Solar Eclipse, including Baily's Beads, The Diamond Ring phase, and Totality when you can see the Sun's Corona.

✵✵✵✵✵ CHAPTERS
You can jump to chapters in the video here:
0:00 Introduction to Eclipses
1:00 Solar vs Lunar Eclipse
1:58 Line of Nodes
2:10 Ecliptic Plane
2:30 Celestial Sphere idea
3:00 Lunar Eclipse details
3:30 Solar Eclipse details
4:50 Annular Eclipse
5:15 Eclipse Glasses
5:45 Phases of the Solar Eclipse

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Host: Liliana De Castro
Written by Kimberly Hatch Harrison
Produced by Kimberly Hatch Harrison and Michael Harrison

#Astronomy #SolarEclipse #LunarEclipse

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