1
Published in 2017
Find out more about how our sun's position in the sky changes due to Earth's rotation, revolution, and tilt. Learn from the experts -- Dr. Alex Young and Dr. Nicki Viall explain these connections so students understand patterns within the Earth-sun relationship.
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2
Published in 2017
Join us on the 2nd Thursday of the month (1pm Pacific, 4pm Eastern) for eclipse webcasts. Webcasts feature information about the Sun, Earth, Moon, and eclipses.
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3
Published in 2017
On Earth, a total solar eclipse means that for just a few minutes, the sky goes dark. But what does a total solar eclipse look like from space?
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4
PDF sheets of moon phases.
Grade Level   K 1 2 3 4 5 6 7 8 9 10 11 12
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5
Published in 1994
This movie is of the 1994 solar eclipse. It was taken by Fred Espenak of the NASA Goddard Space Flight Center Laboratory for Extraterrestrial Physics.
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6
The Great American eclipse site is a recently launched site byt the creator of eclipse-maps.com dedicated to August 2017's total solar eclipse. Visit for new maps, videos, and information.
Grade Level   K 1 2 3 4 5 6 7 8 9 10 11 12
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7
Watch as a giant black spot appears to move across Earth's surface, and listen to The Science Channel's explanation of what's happening and why.
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8
The map shows the current position of the Sun and the Moon. It shoes which areas of the Earth are in daylight and which are in night. Click on times below the map to show Sun and Moon locations during those times, or choose a time of your own to see their positions.
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9
Published in 2010
Analemma photographs are made by taking a picture of the sun from the same place at the same time of day once or twice a week, generating 30 to 50 frames. This picture, made in Veszprem, Hungary, combines 36 photos of the sun taken at 10 am local time between January and December.
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10
The following animation shows both the helicentric model and geocentric model with three objects: the Sun (yellow), Earth (blue) and Mars (red). Both models produce the same effect as viewed from the Earth.
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11
Use this effective interactive to show how the sunlight varies throughout the year for various locations. You can vary observer's latitude, season, perspective, sunbeam spread, and sunlight angle.
Grade Level   K 1 2 3 4 5 6 7 8 9 10 11 12
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12
By TED-Ed
Published in 2013
Why do we see those stunning lights in the northern- and southernmost portions of the night sky? The Aurora Borealis and Aurora Australis occur when high-energy particles are flung from the Sun's corona toward the Earth and mingle with the neutral atoms in our atmosphere -- ultimately emitting...
Grade Level   3 4 5 6 7 8 9 10 11 12
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13
By TED-Ed
Published in 2013
How can the shadow of the tiny moon eclipse the sight of the gargantuan sun? By sheer coincedence, the dsc of the sun in 400x larger than the disc of the moon, but it's 390x farther from Earth -- which means that when they align just right, the moon blocks all but the sun's glowing corona. Andy...
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14
Published in 2017
"For a few minutes on August 21, the sun will disappear behind the moon in a total solar eclipse visible from a streak of locations across the United States. Now, for those who cannot view the eclipse from its """"path of totality,"""" or even for those who just want to preview the live event, NOAA...
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15
Published in 2016
On March 9, a total solar eclipse was perfectly visible in Indonesia. Alaska, Hawaii, parts of southeast Asia and some of Australia got a partial view. The rest of us, alas, were out of luck. But now you can enjoy the view from another angle — the solar eclipse as seen from space. The Himawari...
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