Credit: NASA

Hole In Sun’s Corona Could Spark Auroras

The sun’s atmosphere is like Swiss cheese at times. It develops these big holes that while not visible with regular filters on amateur telescopes stand out boldly in ultraviolet light. NASA’s orbiting Solar Dynamics Observatory keeps a constant watch on the sun in many wavelengths or colors of light, where the holes stand out like giant…
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Copyright D. Necchi (www.davnec.eu)

Sinister Images Of Awe And Terror

Some photos inspire both awe and terror. The two emotions ride back to back when it comes to our experience of nature. For your Halloween pleasure, I wanted to share these several images, one of an aurora over Iceland, and the other a fleeting eclipse of the “black moon” across the face of the sun and…
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Credit: Bob King

Early Morning Aurora And More To Come

Last night, the aurora did make an appearance though it laid low for most of the evening. I watched a greenish arc expand, fade, sink and rise with a rhythm so slow, it could lull a baby to sleep. Then all at once around 12:30 a.m. this morning, the smooth bow splintered into a host…
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Corona aurora May 6, 2016. Credit: Bob King

Aurora Predicted Tonight But Will We See It?

A potentially bright aurora is in the forecast this evening (Oct. 13). The sun shot a CME or coronal mass ejection almost directly toward the Earth in the early morning hours of Oct. 9. After a journey of 93 million miles, the busy cloud of electrons and protons is expected to arrive this afternoon and rile our…
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Credit: Bob King

Aurora Surprise Tonight / Venus-Moon A Sweet Sight

A low arc glowed along the northern horizon earlier tonight, hinting at a possible auroral display. After nodding off (yes, I do get a little sleep now and then), I stepped outside at 11:15 to discover dancing rays and pulsing “flames” above the treetops. It’s still happening now, so open the door, allow your eyes five…
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