That is because your observable universe is not the same as my observable universe. OK, the difference is very small, because we are not that far apart, living on the same planet and all.

Imagine discovering the universe’s most powerful explosion, an event so significant that it won the Nobel Prize in Physics. This video dives into the moment scientists first detected ...

The observable Universe contains 2 trillion galaxies today, but as time goes on, more Universe will become observable to us. Wikipedia user Pablo Carlos Budassi.

The Universe Has Almost 10 Times More Galaxies Than We Thought : The Two-Way A new study finds there are about 2 trillion galaxies in the observable universe, up from about 200 billion. It's the ...

Beyond the observable universe lie “unknown unknowns”: the subject of speculation rather than direct observation. 1 The 45.7 billion light-year radius includes only light sources.

While it might be easy to think the edge of our observable universe is only 13.8 billion light years in radius from Earth, you’re missing an important part of the story.

It continues: "When we update this prior in light of the Fermi observation, we find a substantial probability that we are alone in our galaxy, and perhaps even in our observable universe (53%–99 ...

The map uses data from the Sloan Digital Sky Survey, a project to create a 3D map of the universe using a telescope at Apache Point Observatory in New Mexico.Running in various forms since 2000 ...

But knowing how big the observable universe is doesn't tell us everything we know about how many atoms are in it. We also need to know how much matter, or stuff, is in it.