Half-moon’s Heart Set On The Hyades

Tonight, the half moon enters the constellation Taurus about a fist from both the Hyades and Pleiades star clusters. After crescent phase, first quarter is my favorite because I like seeing a perfectly straight-up-and-down terminator. That’s the line that divides the sunlit half of the moon from the half still in darkness. The terminator neatly bisects…
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Valentine’s Night Aurora May Melt Your Heart

Good news if you’re looking for a last minute Valentine’s Day gift. An explosive coronal mass ejection (CME) on late on Feb. 11 sent a cloud of high-speed, flea-like electrons and protons toward Earth. They’re expected to get here late tomorrow afternoon and spark a minor display of the northern lights. This will probably be…
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Galactic Snacker Naps After Dining On Stars

I sense a real interest about the gravitational wave discovery today even among people who don’t usually pay attention to science news. I think we’re all amazed on at least two fronts: that Einstein made the prediction so long ago and that such a huge discovery still remained to be made. At times, we seem to…
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Gravitational Wave Discovery Rocks The Scientific World

Albert did it again! 100 years ago Einstein predicted that moving objects would emit gravitational waves, tiny ripples in the fabric of space and time produced by violent events like supernovae explosions and colliding black holes. Today, astronomers announced they finally found exactly what the wild-haired physicist had predicted so long ago. Think of the…
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Crescent Moon Crescendo And Fall Finale

Look to the west-southwest at dusk tonight and you’ll see a thin crescent moon tilted over on its side. Its shape reminds me of Mona Lisa’s sweet and slightly mischievous smile. While it might seem strange to associate such a delicate-appearing object with a crescendo, a gradual increase in loudness in a piece of music,…
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