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perceptor
from North Liberty (United States) on 2002-04-06 09:34 [#00160212]
Points: 134 Status: Lurker
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I'm taking astronomy right now and I'm being exposed to a lot of new info(for me anyway). at the center of our galaxie there is said to be a black hole 2.6 million times more massive the sun. I also wasn't aware that the solar system revolved around the galactic center. does anyone know if there are theories relating to possible galactic orbits around something even more massive?
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JOB
from St. John's (Canada) on 2002-04-06 09:40 [#00160214]
Points: 453 Status: Lurker
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I dont understand, how can we find a center to something of unknown size?
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perceptor
from North Liberty (United States) on 2002-04-06 09:50 [#00160217]
Points: 134 Status: Lurker
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job,
thats a good point. I think it has something to do with with the extraordinary amount of mass in a given area. I'm sorry I can't say more(this isn't my best subject). anyway they've labeled the particular point sgr A. that seems to be where the most activity is coming from.
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jupitah
from Minneapolis (United States) on 2002-04-06 09:51 [#00160218]
Points: 3489 Status: Lurker
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yes, the solar system revolves around the center of the galaxy. there are galaxy clusters and our galaxy might be part of one of these clusters, revolving around the center. then there are superclusters and who knows how far it goes. i'd like to know much more about the cosmos.
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JOB
from St. John's (Canada) on 2002-04-06 10:03 [#00160221]
Points: 453 Status: Lurker
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NO matter what direction you head in you will eventually end up in space, therefore eventually we'll understand it better.
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Ubik
from United States on 2002-04-06 10:16 [#00160224]
Points: 662 Status: Lurker
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JOB, our galaxy that he is refering to and the universe are different things, so they can estimate the size of our galaxy inside of the universe... is that what you mean??
does anybody notice how many people are incredibly ignorant about the basics of astronomy? some people watch Star Trek and star wars, and they don't even know what a star is and what planet is, and what is meant by an orbit. i find that strange, but then a lot of people dont have a clue where afghanistan is on a map, so i guess its the same thing....
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Donna Simpson
from morgantown (United States) on 2002-04-06 17:34 [#00160324]
Points: 286 Status: Lurker
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So do you think the sun is running out of fuel too soon???
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pantalaimon
from Winterfell (United Kingdom) on 2002-04-06 17:34 [#00160326]
Points: 7090 Status: Lurker | Show recordbag
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i know where afghanistan is, its near spain isnt it?
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marlowe
from Antarctica on 2002-04-06 17:57 [#00160340]
Points: 24578 Status: Lurker
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apparantly there may be millions of tiny black holes blinking in and out of existence all over the place - even where we are now, so the theory states
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Ophecks
from Nova Scotia (Canada) on 2002-04-06 18:08 [#00160344]
Points: 19190 Status: Moderator | Show recordbag
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How scientists discover this shit? Or do they just pull crazy theories out of their ass? I'll never understand the insane mathematical formulas they use.
I just want God or whoever or whatever to come down and explain everything to me, explain everything about the universe, because scientists just fucking confuse me.
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Darth manchu
from Cambridge (United Kingdom) on 2002-04-06 18:10 [#00160347]
Points: 1897 Status: Regular
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Yeah, i heard that, its a possibility that one could appear and suck my face in. Infitesimal chance though, but still could happen.
Most people seem to get thier knowledge from discovery/horizon type things, which is cool, but i find reading a book is better.
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marlowe
from Antarctica on 2002-04-06 18:12 [#00160348]
Points: 24578 Status: Lurker | Followup to Darth manchu: #00160347
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i read about that theory in AtTheEdgeOfTime by John Gribbin
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xlr
from Boston (United States) on 2002-04-06 19:39 [#00160420]
Points: 4904 Status: Regular
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i heard the sun has enough energy to last another 5 billion years.
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marlowe
from Antarctica on 2002-04-06 19:46 [#00160428]
Points: 24578 Status: Lurker
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i thought it was more like a few million
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AMinal
from Toronto (Canada) on 2002-04-06 21:09 [#00160490]
Points: 3476 Status: Regular | Followup to marlowe: #00160428
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no its supposed to be a few more billion its supposed to be about half way through its life cycle right now
re. our galaxy orbiting around something.. well i dont think it has a clearly defined orbit around some particular object or anything like that..
..the galaxies in the universe are moving away from each other, expanding
we can tell this from the red shift but still not everyone is moving away from everyone.. some are moving more towards each other and occasionally they collide, which makes for some really cool looking images, which u can see on:
http://hubble.stsci.edu/
so i bet our galaxy is moving around, and is affected by the gravity of other galaxies, but not exactly orbiting something
btw: ubik, ya i know what u mean so many people dont even know what a galaxy is and how its different from a solar system
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MO2
from Minneapolis, MN (United States) on 2002-04-06 21:18 [#00160493]
Points: 321 Status: Lurker | Followup to Ophecks: #00160344
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you're just a simple man ophecks
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deafeuphoria
from Atlanta, GA (United States) on 2002-04-06 21:34 [#00160496]
Points: 6 Status: Lurker
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im not wearing any pants right now.
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phiz
from Liverpool (United Kingdom) on 2002-04-06 21:40 [#00160501]
Points: 2622 Status: Lurker
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if it takes millions and millions of years for anything to develop in the universe, why should we, who live for a measly 70 years average be bothered about all that shit?
i mean its fascinating and all that, but there aint fuckall anyone can do about its developement
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raskolnikov
from Miami (Mexico) on 2002-04-06 22:22 [#00160518]
Points: 357 Status: Lurker
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read some about stephen hawking.......that a very bizarre guy..........specially when he visited The simpsons
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phiz
from Liverpool (United Kingdom) on 2002-04-06 22:24 [#00160519]
Points: 2622 Status: Lurker
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get the audio version of the book, good vocoder use all the way through, it's like listenin to a cylob tune
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phiz
from Liverpool (United Kingdom) on 2002-04-06 22:46 [#00160532]
Points: 2622 Status: Lurker
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sorry :)
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xlr
from Boston (United States) on 2002-04-07 05:39 [#00160774]
Points: 4904 Status: Regular
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Did everyone hear about This?
Looks like we're all doomed...
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kalaim badkaama
from Apt 512 in Gilmour Orbiter (Re on 2002-04-07 05:43 [#00160777]
Points: 1331 Status: Lurker
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"We" all be dead long before that.
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kalaim badkaama
from Apt 512 in Gilmour Orbiter (Re on 2002-04-07 05:46 [#00160779]
Points: 1331 Status: Lurker
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anyway, did yu know that an asteroid called Toutatis passed near us, 48000 km. 48000 km is nothing in the universe when yu travel at 1500 kmh...
48000 km is the distance to yer WC in the universe.
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