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en.wikipedia.org/wiki/Observable_universe

The observable universe is a spherical region of the Universe comprising all matter that can be .... It is plausible that the galaxies within our observable universe represent only a minuscule fraction of the galaxies in the Universe. ..... In its vicinity there is a preponderance of large old galaxies, many of which are colliding with ...

www.nasa.gov/feature/goddard/2016/hubble-reveals-observable-universe-contains-10-times-more-galaxies-than-previously-thought

Oct 13, 2016 ... The universe suddenly looks a lot more crowded than previously though ... that there are at least 10 times more galaxies in the observable universe than ... in astronomy is that of just how many galaxies the universe contains.

www.theatlantic.com/science/archive/2016/10/so-many-galaxies/504185

Oct 14, 2016 ... The earliest estimates of the number of galaxies in the Universe were ... in the observable Universe is 2 trillion, more than 10 times as many as ...

www.spacetelescope.org/news/heic1620

Oct 13, 2016 ... The group came to the surprising conclusion that there are at least 10 times as many galaxies in the observable Universe as previously thought ...

phys.org/news/2017-01-universe-trillion-galaxies.html

Jan 16, 2017 ... Astronomers have long sought to determine how many galaxies there are in the observable universe, the part of the cosmos where light from ...

www.physics.org/facts/sand-galaxies.asp

According to the best estimates of astronomers there are at least one hundred billion galaxies in the observable universe. They've counted the galaxies in a ...

www.universetoday.com/30305/how-many-galaxies-in-the-universe

Nov 1, 2016 ... And so, it's with no big surprise that I need to update the estimate for the number of galaxies in the observable Universe. Until a couple of weeks ...

www.theguardian.com/science/2016/oct/13/hubble-telescope-universe-galaxies-astronomy

Oct 13, 2016 ... There are a dizzying 2 trillion galaxies in the universe, up to 20 times ... Scientists have puzzled over how many galaxies the cosmos harbors at ... And even within this “observable universe”, current technology only allows us ...

www.space.com/25303-how-many-galaxies-are-in-the-universe.html

Apr 1, 2014 ... Estimating how many galaxies are throughout the universe is a tougher job, ... This is where the concept of the "observable universe" — the ...

www.sciencedaily.com/releases/2016/10/161013111709.htm

Oct 13, 2016 ... The team came to the surprising conclusion that there are at least 10 times as many galaxies in the observable universe than previously ...