Little Aurora Storm Possible Tonight Aug. 4

A jumbo-sized coronal hole in the sun’s atmosphere showered the Earth with the high-speed plasma (a soup of electrons and protons) earlier this week. The gift is arriving today and tonight and expected to ignite the northern lights to the tune of a G2 or moderate storm during afternoon hours for the Americas. Tonight’s forecast calls…
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Be Safe, Get The Right Filter To View The Solar Eclipse

There’s a good chance that more people on Earth will witness the August 21 total solar eclipse than any other eclipse in history. Many will share in the sight thanks to a flood of eclipse glasses available free or through a myriad of online outlets. But as in any endeavor to lift people up, there’s…
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Fly Along With The Eclipse Shadow In This Groovy New Video

Fly along with the eclipse shadow on Aug. 21! Want to follow the moon’s shadow as it crosses the continent? In this awesome video you can do just that. The simulation starts off the west coast of Oregon and tracks all the way to the Atlantic. If you’ve picked a destination town along the centerline,…
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How Dark Will It Get During The August Total Eclipse?

Total solar eclipse on the island of Svalbard in 2015. The planet Venus is visible off to the left. Shadow bands flicker across the foreground seconds before totality. They form when the last tiny bit of sun refracts through air pockets of different densities and temperatures, creating a series of undulating bands of light. Toss a…
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Zuben-El-Akrab Gets Pinched By The Moon Tonight

I enjoy a good occultation. Tonight, the gibbous moon occults the star Zuben-el-akrab in Libra. You can watch it snap out of view in a small telescope during the early evening hours. The star is better known as Gamma Librae; the Arabic name translates to “claw of the scorpion,” a reference to the stars of…
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