Helio's latest activity
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Helio replied to the thread Solar eclipse sights might vary on the edge of totality: report.Yeah, I was just joking about the fact that there's no umbral shadow (ignoring the darkening) below the clouds, but above them. -
An eclipse is always treated with a degree of superstition. But to actually witness a complete eclipse in all its many phases is...
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Helio replied to the thread Question our universe is our god.The why questions are beyond the purview of science.
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Helio replied to the thread Solar eclipse sights might vary on the edge of totality: report.I'd bet the umbral shadow is actually off by more than 10 miles, if you count the height of cloud cover. ;)
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Helio replied to the thread Dark matter.Dark Matter is what we call the "stuff" that is causing the dramatic changes in motions of galaxy rotations and galaxy cluster speeds...
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Helio replied to the thread Olber's Paradox.Given enough time for an infinite universe with an infinite number of stars, which was the view before, say 1900, even the dust would...
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Helio replied to the thread Olber's Paradox.Yes. There was a time period when all the sky was extremely bright everywhere. This happened at Recombination, when atoms first...
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Helio replied to the thread April 8th Eclipse.With few clouds, yes, it’s too big to miss. You can still get eclipse glassses, which are needed. Be near trees as sunbeams cast...
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Helio replied to the thread April 8 total solar eclipse: Why this eclipse repeats itself every 54 years.Thanks Janie for helping me understand what I assumed was far more cryptic about the Saros cycles!
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Helio reacted to Admin's post in the thread April 8 total solar eclipse: Why this eclipse repeats itself every 54 years with
Like.
The total solar eclipse on April 8 is part of a repeating pattern of eclipses that last visited North America in 1970. Here’s why the... -
Helio replied to the thread Life as we know it could exist on Venus, new experiment reveals.Yep, that's a good point with the pizza, though I'm not sure about the beer I've had lately. ;)
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Helio reacted to Unclear Engineer's post in the thread Life as we know it could exist on Venus, new experiment reveals with Like.
"Life as I know it" involves warm pizza and chilled beer, neither of which would last long in the atmosphere of Venus, much less evolve...
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Helio reacted to Admin's post in the thread James Webb Space Telescope joins the hunt for newborn exoplanets with Like.
The James Webb Space Telescope has joined the hunt for infant exoplanets, spotting a newly forming world — but not the one we had...
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Helio reacted to rod's post in the thread James Webb Space Telescope joins the hunt for newborn exoplanets with Like.
"The lack of planets detected in all three systems tells us that the planets causing the gaps and spiral arms either are too close to...
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Helio replied to the thread James Webb Space Telescope joins the hunt for newborn exoplanets.That's interesting. I forgot the database had disk detections (column CR). But most are simply IR excess observations, which may...
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