On Tue, Sep 10, 2024 at 3:57 PM Alan Grayson <[email protected]> wrote:


*>> Even if you ignore Dark Energy and postulate that the Hubble constant
> really is constant, every object a megaparsec away (3.26 million
> light-years) is moving away from us at about 70 kilometers per second. So
> if you try to look at objects a sufficiently large number of megaparsec
> away you will fail to find any because they are moving away from us faster
> than the speed of light.*
>
>
> >* That was in the past. At present, the universe is expanding at about
> 70 km/sec.*
>

*Galaxies are receding from the Earth at 70 km/sec for EACH megaparsec
distant from Earth they are. The further from Earth they are, the faster
they are moving away from us, so if they are far enough away they will be
moving faster than the speed of light away from us. *

*> You're assuming the universe today is infinite,*
>

*NO! I said IF the entire universe is infinite today then it was always
infinite, and IF it was finite 10^-35 seconds after the Big Bang then it's
still finite today. I also said nobody knows if the entire universe is
infinite or finite. *


> *>* *Hubble's law applies to the past, not to the future,*
>

*What the hell?!  *
* John* K Clark    See what's on my new list at  Extropolis
<https://groups.google.com/g/extropolis>

hwt


>

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