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Science

PoindexterOglethorpe

(25,853 posts)

1. Not only was there nothing before the Big Bang,

Reply to Judi Lynn (Original post)

Sat Mar 3, 2018, 12:23 AM

Mar 2018

but eventually, something like 50 billion years from now, all of the galaxies in our local cluster will have merged into one giant galaxy, but all the rest of the galaxies will be so far away that light from them no longer reaches us. Astronomers in that far distant future will have no way of finding anything out side our galaxy. They will have no way of determining how large the Universe is. Scary.

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Highlight:

Stephen Hawking Says He Knows What Happened Before the Big Bang [View all] Judi Lynn Mar 2018 OP

Not only was there nothing before the Big Bang, PoindexterOglethorpe Mar 2018 #1

Someone told me that the sun will engulf the earth in 7.5 billion years Beakybird Mar 2018 #2

Ha! California_Republic Mar 2018 #6

It won't need to get to that size, by 7.5/7.6 billions yfn, before Earth's oceans boil off ffr Mar 2018 #9

What a crock!! InAbLuEsTaTe Mar 2018 #3

Did you read the article? Duppers Mar 2018 #12

Its all well and good to say that what happened before the Big Bang is irrelevant mn9driver Mar 2018 #4

. . John1956PA Mar 2018 #5

+1 ffr Mar 2018 #8

What happened before the big bang was... Kablooie Mar 2018 #7

His conclusion ffr Mar 2018 #10

By "no boundary" I think Hawking is saying it is meaningless to ask the question triron Mar 2018 #11