Unclear Engineer's latest activity
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UUnclear Engineer replied to the thread FAA plans to fine SpaceX $630,000 for alleged launch violations.The decision to fine SpaceX was definitely not "quick" with respect to the time frame of the actual events that are claimed to be...
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UUnclear Engineer replied to the thread FAA plans to fine SpaceX $630,000 for alleged launch violations.And Musk has replied that he intends to sue the FAA for "regulatory overreach". See...
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UUnclear Engineer replied to the thread A 'primordial' black hole may zoom through our solar system every decade.No, I did take into account how small they are, and used it to calculate how numerous they would have to be to make up all of the...
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UUnclear Engineer replied to the thread A 'primordial' black hole may zoom through our solar system every decade.This article seems to have some quantitative analysis deficits. If there are enough primordial black holes around to account for...
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UUnclear Engineer replied to the thread FAA plans to fine SpaceX $630,000 for alleged launch violations.Wait minute - didn't the FAA eventually approve those things? It seems that the real issue is that the FAA did not approve them soon...
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UUnclear Engineer replied to the thread Collisions could increase chance of 'God of Destruction' asteroid Apophis hitting Earth.I look at this article as a good example of thinking about the incompleteness of most of our probability modeling. Clearly, just like...
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UUnclear Engineer reacted to Pogo's post in the thread Collisions could increase chance of 'God of Destruction' asteroid Apophis hitting Earth with
Like.
And any strike by another object has a greater chance of causing Apophis to move farther away from Earth as toward it. -
UUnclear Engineer replied to the thread James Webb Telescope goes 'extreme' and spots baby stars at the edge of the Milky Way (image).Do we have a coherent theory of material circulation processes in spiral galaxies? Looking at the spiral, it is not hard to imagine...
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UUnclear Engineer reacted to Harmonograms's post in the thread James Webb Telescope goes 'extreme' and spots baby stars at the edge of the Milky Way (image) with Like.
Submit that the effluence of SgrA*, during past AGN phases, contributes the bulk of the material which is now coalescing into these star...
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UUnclear Engineer replied to the thread Could we turn the sun into a gigantic telescope?.How do yo do long-based interferometry with one satellite? Or, is this now purely optics? And one spacecraft maneuvering around a...
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UUnclear Engineer replied to the thread Could we turn the sun into a gigantic telescope?.I'm still stuck on the one-pixel-per-satellite comment. I don't see that as correct, but am not familiar with interferometry...
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UUnclear Engineer reacted to SpaceCaseAli's post in the thread Could we turn the sun into a gigantic telescope? with Like.
I firmly agree but maybe for different reasons... I think getting there would not be the problem. We have newer technology and better...
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UUnclear Engineer replied to the thread Could we turn the sun into a gigantic telescope?.Wouldn't the effective focal length of the Earth be longer, not shorter, than the effective focal length of the Sun? Less mass would...
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UUnclear Engineer reacted to George²'s post in the thread Could we turn the sun into a gigantic telescope? with Like.
Yes, we can theoretically use the Sun as a giant telescope. Does it make sense? Firmly no. It would be cheaper, faster, and more...
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UUnclear Engineer replied to the thread SpaceX will start launching Starships to Mars in 2026, Elon Musk says.I sort of agree that using scarce water on the Moon to make rocket propellant seems like a poor choice, if it threatens the ability to...
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