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	Comments on: Astronomers discover a well-developed spiral galaxy too soon after the Big Bang	</title>
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	<link>https://behindtheblack.com/behind-the-black/points-of-information/astronomers-discover-a-well-developed-spiral-galaxy-too-soon-after-the-big-bang/</link>
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		<title>
		By: wayne		</title>
		<link>https://behindtheblack.com/behind-the-black/points-of-information/astronomers-discover-a-well-developed-spiral-galaxy-too-soon-after-the-big-bang/#comment-1578845</link>

		<dc:creator><![CDATA[wayne]]></dc:creator>
		<pubDate>Thu, 17 Apr 2025 14:50:29 +0000</pubDate>
		<guid isPermaLink="false">https://behindtheblack.com/?p=113488#comment-1578845</guid>

					<description><![CDATA[Yeah, when did they start naming galaxies with chinese-communist names?]]></description>
			<content:encoded><![CDATA[<p>Yeah, when did they start naming galaxies with chinese-communist names?</p>
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		<title>
		By: TallDave		</title>
		<link>https://behindtheblack.com/behind-the-black/points-of-information/astronomers-discover-a-well-developed-spiral-galaxy-too-soon-after-the-big-bang/#comment-1578841</link>

		<dc:creator><![CDATA[TallDave]]></dc:creator>
		<pubDate>Thu, 17 Apr 2025 14:30:06 +0000</pubDate>
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					<description><![CDATA[again, timescape theory predicts this

the galaxy is probably a few billion years old, rather than one billion

timescape says observers in voids experience ~30% faster passage of time

the upshot is that our distance/time measurements based on the flat FLRW equations need to be adjusted for inhomogeneities

these adjustments were small enough in the pre-Webb era that they could not be distinguished from LCDM

but at high redshift the oddities start to crop up in galaxies that appear mature right after reionization, with oxygen and mature formations

last year the PANTHEON database provided a pretty good fit to timescape predictions... the Euclid results are sufficiently detailed to either rule it out or make timescape the new standard model, hopefully within the next year or two (QR1 might not be enough but the first full release is 30x larger)]]></description>
			<content:encoded><![CDATA[<p>again, timescape theory predicts this</p>
<p>the galaxy is probably a few billion years old, rather than one billion</p>
<p>timescape says observers in voids experience ~30% faster passage of time</p>
<p>the upshot is that our distance/time measurements based on the flat FLRW equations need to be adjusted for inhomogeneities</p>
<p>these adjustments were small enough in the pre-Webb era that they could not be distinguished from LCDM</p>
<p>but at high redshift the oddities start to crop up in galaxies that appear mature right after reionization, with oxygen and mature formations</p>
<p>last year the PANTHEON database provided a pretty good fit to timescape predictions&#8230; the Euclid results are sufficiently detailed to either rule it out or make timescape the new standard model, hopefully within the next year or two (QR1 might not be enough but the first full release is 30x larger)</p>
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		<title>
		By: Bob Wilso		</title>
		<link>https://behindtheblack.com/behind-the-black/points-of-information/astronomers-discover-a-well-developed-spiral-galaxy-too-soon-after-the-big-bang/#comment-1578678</link>

		<dc:creator><![CDATA[Bob Wilso]]></dc:creator>
		<pubDate>Wed, 16 Apr 2025 23:04:29 +0000</pubDate>
		<guid isPermaLink="false">https://behindtheblack.com/?p=113488#comment-1578678</guid>

					<description><![CDATA[“ dubbed Zhúlóng”

The political correctness makes my teeth hurt. If the Chinese want to name discoveries, they can put up their own telescopes.]]></description>
			<content:encoded><![CDATA[<p>“ dubbed Zhúlóng”</p>
<p>The political correctness makes my teeth hurt. If the Chinese want to name discoveries, they can put up their own telescopes.</p>
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