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okay, so, the universe is EXPANDING and EVER-GROWING, right? so... does that mean there's an edge of space?

2007-03-15 15:51:42 · 14 answers · asked by chinagreentips 1 in Science & Mathematics Astronomy & Space

14 answers

Love the answers. Good people trying to define something they know little or nothing about. I'll not bite - there's been many docu's about this subject and some pretty 'sound' theorys about it, but no one 'really' knows. The 'expanding' thing has been proven scientifically, so that would lead one to think that there may never be any 'boundaries' or as you say, 'edge'. The only 'edge' we know for sure is the one where what we call 'space' begins and out atmosphere ends(way up there).

2007-03-15 16:13:18 · answer #1 · answered by Anonymous · 1 0

Basically what you're asking is "Is there an edge or boundary to our universe?" The answer is that not a single soul in the entire world knows. There are a ga-zillion ideas about 'what' lies outside our universe, but not a single shred of hard evidence to support any of them. All recent observations and research shows that our universe is 'flat,' that is it will continue to expand indefinitely. It's hard to comprehend, but this universal expansion does not REQUIRE that there must be some 'thing' for it to expand into.

2007-03-15 22:57:37 · answer #2 · answered by Chug-a-Lug 7 · 0 0

IF there is an edge to OUR universe-- then that means there must be other universes beyond OURS! That would mean our universe is only an expanding bubble within the REAL universe! IF there is no edge to OUR universe (or the REAL universe) than that means what ever YOU, as a sentient creature, might decide you want it to mean! The key will be for YOU to create the proof of your decision (i.e. belief!)! Good Luck!

2007-03-15 23:04:59 · answer #3 · answered by Jack A 1 · 0 0

There is no existing edge to the universe. If you try to find it, it only will be there for a moment because the universe is expanding. I suppose that I'm not sure. Sorry for being no help.

2007-03-15 23:24:51 · answer #4 · answered by Anonymous · 0 0

Strictly speaking, there is no such thing as an end to Earth's atmosphere: An atmosphere does not technically end at any given height, but becomes progressively thinner with altitude. Also, depending on how the various layers that make up the space around the Earth are defined (and depending on whether these layers are considered as part of the actual atmosphere), the definition of the edge of space could vary considerably: If one were to consider the thermosphere and exosphere part of the atmosphere and not of space, one might have to place the boundary to space as high as about 10,000 km (~6200 miles) up. An international committee recommended the 100 km line to the FAI, and upon adoption it became the internationally accepted boundary to space.

Another hurdle to strictly defining the boundary to space is the cool dynamic nature of Earth's atmosphere. For example, at an altitude of 1000 km, the atmosphere's density may vary by a factor of five, depending on the time of day, time of year, AP magnetic index, and recent solar flux.

2007-03-15 23:04:46 · answer #5 · answered by fAtiN hAsEgAwA 1 · 0 1

Yup. The universe has a finite volume, the distance from edge to edge is twice the age of the universe times the speed of light.

2007-03-15 22:55:39 · answer #6 · answered by violentquaker 4 · 0 0

Well it is not ever growing but right now it is growing. I guess since it is expanding there must be an edge.

2007-03-15 22:59:08 · answer #7 · answered by Mr. Smith 5 · 0 0

Not as far as we know.

You said it yourself, the universe is "ever-growing" from what we've been able to study all we can say is that it has been expanding since the beginning of time and is going to continue to expand.

2007-03-15 22:54:50 · answer #8 · answered by jiganto 3 · 0 0

I believe Earth is a very primitive planet which harbors a colony of living souls, who cling here, reincarnating and evolving. Until the planet can no longer sustain living beings, after which the life bringing souls will drift into this endless space and into another solar system until they can re-evolve for sustained life on a new planet.

Earth is a miracle to be where it is and sustaining all the life it does, we should not ever take this for granted.

Oh.. I'm an athiest too..

2007-03-16 08:15:00 · answer #9 · answered by Anonymous · 0 0

And if there is an edge, what would it be like to poke your head through and take a look out to the other side...? That sends my head whirling...

2007-03-16 02:27:25 · answer #10 · answered by Stewart 4 · 0 0

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