about 13.8 billion years old 14 billion years ago http://www.space.com... 13.8 billion years old 14 billion years ago 13.8 billion years the age of the universe Source : http://space.com/24054-how-old-is-the-universe.html Source : http://space.com/24054-how-old-is-the-universe.html About 14 billion years ago 13.8-billion-year-old universe https://www.space.com/24054-how-old-is-the-universe.html universe is only 13.8 billion years old the age of the universe: http://www.space.com... My yardstick how old the universe is 14 billion years ago Universe Space.com the age of the universe http://www.space.com/24054-how-old-… 13.82 billion years old Related: How Old Is the Universe?] old earth http://www.space.com/24054-how-old-… the age of the universe about 13.8 billion years old How Old is the Universe? about 14 billion years ago old Reference How Old is the Universe? 13.800 millones de años the age of the universe current age of about 13.8 billion years about 14 billion years ago About 14 billion years ago 13.82 billion years ago as old as the universe About 14 billion years ago How Old is the Universe? billionth age of the universe http://www.space.com/24054-how-old-… http://www.space.com/24054-how-old-is-the-universe.html universe is 13.8 billion years old old 14 billion years ago 13.8 billion years old http://www.space.com... How Old is the Universe? 13.798 billion years 14 billion years ago 13.7 billion years old two key methods as old as the universe 13.8 billion 13 billion years 13.8 billion years old How Old is the Universe? 14 billion years ago