Another look at the stronger of the two flares but in a different wavelenght of ultraviolet light shows an interesting double-loop structure. Credit: NASA

Departing Sunspot Group Delivers Biggest Flare Of Year

Side-by-side sunspot groups 2565 and 2567 erupted twice with powerful flares overnight. The first occurred at 9:11 p.m. (Central Daylight) yesterday evening and the second at 12:15 a.m. this morning. Both were M-class or moderate intensity, but the second, rated at M7.6,  verged on strong and proved to be the most powerful flare yet of…
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Credit: Bob King

Experience The Spinning Earth, Watch A Sunrise

We can’t directly sense the spinning Earth but every sunrise and sunset, we get an inkling. The Earth rotates once every 24 hours but it does so soundlessly because everything — our friends, our homes, the ground, the atmosphere and us — are all moving at the same speed in the near-vacuum of space. Imagine taking an airplane…
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Credit: NASA/SDO

Big Sunspot Group Heats Up

(Update: The aurora’s active tonight. Not a big storm, but if you live in the northern U.S. and the sky’s clear, head out for a look. A G1 storm (Kp=5) is underway with arcs and faint rays low in the northern sky. The activity, spawned by a coronal mass ejection (CME) from the sun earlier…
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ESO

Deepest Look Ever Into Orion Nebula Reveals Lots Of Tiny Tots

Orion Nebula in July? Sure, why not! Especially when new photos taken in infrared light of the famous star factory in the sky reveal tons of brown dwarfs and gobs of smaller, planet-mass objects.  Astronomers used the wide-field HAWK-I infrared instrument on the European Southern Observatory’s Very Large Telescope (VLT) to produce the deepest and most…
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Buck moon scene_FEA

Thunder At Full Moonrise

The moon’s been waxing for more than a week and will finally round into a Full Thunder Moon on Tuesday the 19th. Given the season there’s a real chance for thunder at moonrise. But for the sake of seeing a beautiful full moon rising I hope the skies remain clear and quiet for you and me both. July’s…
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