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Hubble Articles

Tag Archive for: hubble

universeexpansion

At What Velocity Does the Universe Expand and Can It Be Faster than Light?

February 9, 2016
Neither of these questions makes sense in the form in which it was posed. To see why, let's start by thinking about how we know the universe is expanding.The…
https://www.physicsforums.com/insights/wp-content/uploads/2016/02/universeexpansion.png 135 240 bcrowell https://www.physicsforums.com/insights/wp-content/uploads/2019/02/Physics_Forums_Insights_logo.png bcrowell2016-02-09 00:49:302024-08-17 07:12:03At What Velocity Does the Universe Expand and Can It Be Faster than Light?
lightcone7

LightCone8 Tutorial Part I

January 21, 2016
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2 Comments
LightCone 8 is a versatile tabulating/charting cosmological calculator, useful for understanding the expansion history of the universe (and even some future…
https://www.physicsforums.com/insights/wp-content/uploads/2016/01/lightcone7.png 135 240 Jorrie https://www.physicsforums.com/insights/wp-content/uploads/2019/02/Physics_Forums_Insights_logo.png Jorrie2016-01-21 15:26:412022-07-15 02:33:49LightCone8 Tutorial Part I
CosmologicalHorizons

Inflationary Misconceptions and the Basics of Cosmological Horizons

August 28, 2015
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45 Comments
Introduction It is a common saying that during inflation "space expanded faster than the speed of light."  This statement is meant to articulate the…
https://www.physicsforums.com/insights/wp-content/uploads/2015/08/CosmologicalHorizons.png 135 240 Brian Powell https://www.physicsforums.com/insights/wp-content/uploads/2019/02/Physics_Forums_Insights_logo.png Brian Powell2015-08-28 12:08:402024-08-16 08:40:07Inflationary Misconceptions and the Basics of Cosmological Horizons

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