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#1
October 31st 03, 04:09 PM
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something I've always wondered about
If the Universe is expanding, then all the galaxies must be moving
away from one another. So how come there are such things as 'colliding galaxies'? 
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#2
October 31st 03, 04:21 PM
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something I've always wondered about
"dave blacker" wrote in message m... If the Universe is expanding, then all the galaxies must be moving away from one another. So how come there are such things as 'colliding galaxies'? One would assume because 'a' galaxies gravitational pull is great enough to affect another galaxy...
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#3
October 31st 03, 06:40 PM
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something I've always wondered about
In message , Dave
writes "dave blacker" wrote in message om... If the Universe is expanding, then all the galaxies must be moving away from one another. So how come there are such things as 'colliding galaxies'? One would assume because 'a' galaxies gravitational pull is great enough to affect another galaxy... And because clusters of galaxies aren't expanding, so the members are on orbits which occasionally intersect. -- Rabbit arithmetic - 1 plus 1 equals 10 Remove spam and invalid from address to reply.
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#4
November 1st 03, 01:49 PM
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something I've always wondered about
"Jonathan Silverlight" wrote
in message ... ... Rabbit arithmetic - 1 plus 1 equals 10 ... Well, and in our arrogance we thought that humans invented binary arithmetic to use in computers! -- - Yokel - oo oo OOO OOO OO 0 OO ) ( I ) ( ) ( /\ ) ( "Yokel" now posts via a spam-trap account. Replace my alias with stevejudd to reply.
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#5
November 2nd 03, 03:20 PM
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something I've always wondered about
"Yokel" wrote
"Jonathan Silverlight" wrote ... Rabbit arithmetic - 1 plus 1 equals 10 ... Well, and in our arrogance we thought that humans invented binary arithmetic to use in computers! 1 + 1 = 110 --- Bunnies on viagra after eating oysters! http://www.fleetie.demon.co.uk/base-2.html Martin -- M.A.Poyser Tel.: 07967 110890 Manchester, U.K. http://www.fleetie.demon.co.uk
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#6
October 31st 03, 04:38 PM
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something I've always wondered about
dave blacker wrote:
If the Universe is expanding, then all the galaxies must be moving away from one another. In general, yes. Imagine a load of black dots on an elastic sheet that is being stretched.... So how come there are such things as 'colliding galaxies'? Because the expansion is not the *only thing happening. In your mind, turn those black dots into (live) ants... (OK, I know it's a lousy analogy, but it ought to do the trick! g) Best, Stephen Remove footfrommouth to reply -- + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + Stephen Tonkin | ATM Resources; Astro-Tutorials; Astro Books + + (N51.162 E0.995) | http://www.astunit.com + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + +
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#7
October 31st 03, 04:58 PM
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something I've always wondered about
On Fri, 31 Oct 2003 16:38:39 +0000, Stephen Tonkin
wrote: dave blacker wrote: If the Universe is expanding, then all the galaxies must be moving away from one another. In general, yes. Imagine a load of black dots on an elastic sheet that is being stretched.... So how come there are such things as 'colliding galaxies'? Because the expansion is not the *only thing happening. In your mind, turn those black dots into (live) ants... (OK, I know it's a lousy analogy, but it ought to do the trick! g) What type of ants? -- Pete Lawrence http://www.pbl33.co.uk
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#8
October 31st 03, 06:46 PM
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something I've always wondered about
Pete Lawrence wrote:
In general, yes. Imagine a load of black dots on an elastic sheet that is being stretched.... So how come there are such things as 'colliding galaxies'? Because the expansion is not the *only thing happening. In your mind, turn those black dots into (live) ants... (OK, I know it's a lousy analogy, but it ought to do the trick! g) What type of ants? Black - the red ones are invisible on those rubber sheets. I thought you'd know that... Cheers Martin -------------- Martin Frey N 51 02 E 0 47 --------------
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#9
October 31st 03, 07:01 PM
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something I've always wondered about
Pete Lawrence wrote:
On Fri, 31 Oct 2003 16:38:39 +0000, Stephen Tonkin wrote: dave blacker wrote: If the Universe is expanding, then all the galaxies must be moving away from one another. In general, yes. Imagine a load of black dots on an elastic sheet that is being stretched.... So how come there are such things as 'colliding galaxies'? Because the expansion is not the *only thing happening. In your mind, turn those black dots into (live) ants... (OK, I know it's a lousy analogy, but it ought to do the trick! g) What type of ants? Migrants perhaps? Kay :-)
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#10
October 31st 03, 08:00 PM
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something I've always wondered about
plutonic wrote:
What type of ants? Migrants perhaps? Kay :-) Selfish. They're ourgrants too. Cheers Martin -------------- Martin Frey N 51 02 E 0 47 --------------
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