Could our universe as we know it be a small part of a much larger ...

Yes it's entirely possible. Not verifiable though! So feel free to entertain any thought experiments and entertain the wildest notions. It's fun!

Could the universe be say as small as an atom, in relation to ...

Now its possible that our universe is part of another bigger universe, but it won't be as an atoms or any structures that resemble things we see ...

Is it possible that our known universe is just a tiny subset of ... - Quora

Yes of course. This is what we know: ………….Strings, particles, atom, solar systems, galaxies, universe…..(they all!

Could the observable universe be bigger than the universe?

@StianYttervik It's always a sphere "modulo" the spatial wrap-around. If the universe is much smaller than the (apparently) visible universe ...

Could the universe just be a piece of something bigger?

In summary, the universe could be a small piece that is orbiting a megaplanet, or it might be the entire visible universe.

The Milky Way could be part of a much larger 'cosmic neighborhood ...

A probabilistic new map of the universe surrounding the Milky Way reveals that our galaxy is likely part of an even larger "basin of ...

How Big is Our Universe and How Small are Our Problems

The observable universe is a spherical region of the universe comprising all matter that can be observed from Earth or its space-based ...

The mystery of how big our Universe really is - BBC

But this is really just our best guess – nobody knows exactly how big the Universe really is. That is because we can only see as far as light ( ...

Brief Answers to Cosmic Questions - Harvard CfA

The part of the universe we can observe from Earth is filled more or less uniformly with galaxies extending in every direction as far as we can see - more than ...

How Small Was The Universe At The Start Of The Big Bang? - Forbes

We can only run the clock back a certain, finite amount until the story changes, with today's observable Universe — and all the matter and ...

On A Cosmic Scale, The Universe Is Quite Small - Inverse

But most cosmologists think the Universe is much larger than our observable corner of it. What we can see is a small part of an unimaginably ...

The Case for a Small Universe

If the Universe didn't extend beyond what we see, the most distant galaxies would feel a gravitational pull toward our region of the cosmos, but ...

Why is the Universe So Damn Big? – Sean Carroll

Worse, there are maybe 10^88 particles (mostly photons and neutrinos) within the observable universe. That's a lot of particles! A much more ...

How big is the universe? The shape of space-time could tell us

“It's more likely that it's at least a couple times that size. In theory, anything between an infinite universe and a relatively small one is ...

Observable universe - Wikipedia

That is, the observable universe is a spherical region centered on the observer. Every location in the universe has its own observable universe, which may or ...

Ask Ethan: How can we comprehend the size of the Universe?

On very large scales, however, the density of any region of space is very close to the average density: to about 99.99% accuracy. On scales ...

Origin of the Universe: How Did It Begin and How Will It End?

However, these regions are far apart. Considering our universe's age and the speed of light (approximately 186,000 miles per second), it should ...

Does the Universe have an edge? - BBC Sky at Night Magazine

On the other hand, this means that our Universe is infinitely large, and that our observable Universe – the part within our cosmological horizon ...

Why is the observable Universe larger than its age would suggest?

The easiest explanation for why the maximum distance one can see is not simply the product of the speed of light with the age of the ...

Is our universe only a small part of a larger whole? - Science Forums

Then we discovered that the earth is actually only one of many planets orbiting our star the sun. Eventually we have found that our solar system ...