I found an answer from www.quora.com

If the universe is expanding, then what does it expand into? What do ...

What do we call that space which accommodates the expanding universe? ... In short, it is not that objects are traveling faster than the speed of light, but that the ...

For more information, see If the universe is expanding, then what does it expand into? What do ...

I found an answer from www.britannica.com

steady-state theory | Definition & Facts | Britannica.com

A steady-state universe has no beginning or end in time, and from any point within ... Galaxies of all possible ages are intermingled. ... Big bang cosmology, augmented by the ideas of inflation, remains the theory of ... …ultimate refinement in the so-called steady-state theory. ... By signing up, you agree to our Privacy Notice.

For more information, see steady-state theory | Definition & Facts | Britannica.com

I found an answer from www.smithsonianmag.com

Listening to the Big Bang | Science | Smithsonian

May 14, 2014 ... As Lemaître had pointed out, if space is now expanding, then by winding the ... erupted, sending space swelling outward—what we now call the Big Bang. ... called it, then as space swelled the universe should have cooled off. ... the stupendous expansion proposed by the inflationary theory, then the tiny ...

For more information, see Listening to the Big Bang | Science | Smithsonian

I found an answer from www.nationalgeographic.com

Power of Light

Apr 19, 2019 ... A photon is what you call light when it's behaving like a subatomic ... From our technology to our spiritually, we are creatures of light. ... And photons have no charge, so in the process of being concentrated into a very small space, they ..... universe is expanding, came from the scrutiny of faint galactic light.

For more information, see Power of Light

I found an answer from en.wikipedia.org

Expansion of the universe - Wikipedia

In part to accommodate such different ... Two of the dimensions of space are omitted, ... a larger distance than the age of the universe multiplied by the speed of light: ct. ... in any simple way since the universe expands ... Nevertheless, we can single out two distances ...

For more information, see Expansion of the universe - Wikipedia

I found an answer from www.scientificamerican.com

Best-Yet Measurements Deepen Cosmological Crisis - Scientific ...

Mar 22, 2019 ... The Cepheid variable star RS Puppis, as seen by the Hubble Space Telescope. Such stars are crucial rungs on the “cosmic distance ladder,” a ... A long-running dispute about how fast our universe is expanding just ... of more “local” measurements, which constitute the so-called cosmic distance ladder.

For more information, see Best-Yet Measurements Deepen Cosmological Crisis - Scientific ...

I found an answer from news.stanford.edu

Lambda leads the way | Stanford News

Sep 13, 2018 ... The discovery of dark energy in the 1990s marked a time of reckoning for string theorists. ... had discovered evidence that the universe's expansion is speeding up and not, ... so he invented a repulsive, space-filling energy that he called the ... If it were much larger, the universe would expand too quickly for ...

For more information, see Lambda leads the way | Stanford News

I found an answer from svs.gsfc.nasa.gov

Beyond Einstein: A Voyage From the Birth of the Universe to the End ...

Traveling at light speed, time slows down so that one second will linger for an eternity. ... We now believe this expansion is caused by a Big Bang. ... that regions we now call black holes can cause space to buckle and bring time to a halt. ... from astrophysical observations which are simply not accommodated in our theories.

For more information, see Beyond Einstein: A Voyage From the Birth of the Universe to the End ...

I found an answer from map.gsfc.nasa.gov

the Universe

extended to accommodate the data. .... Because the universe has a finite age (~ 13.7 billion years) we can only see a finite distance out ... The Big Bang Model does not attempt to describe that region of space significantly ... the so-called " dark energy" which is causing the expansion of the universe to speed up ( accelerate).

For more information, see the Universe

I found an answer from web.stanford.edu

Linde

This explosive beginning of the universe was called the big bang. ... Expansion ends in some of these parts, and continues in other ones. ... In that case the mean density of matter in the universe would be about 15 orders of magnitude higher than its present ... Well, the Earth is large, so it can accommodate a lot of people.

For more information, see Linde