Skip to content
Advertisements

How Many Galaxies Are There In The Universe?

We will never know the exact number of galaxies in the universe, but astronomers have ways of coming up with pretty good estimates. The current estimate for the number of galaxies in the observable region of the cosmos is about two trillion, but this number is likely to increase as our tools improve. So how do astronomers count the number of galaxies? And, what sort of tools do they use?

THIS IS COOL. I WANT TO LEARN SOMETHING ELSE, TOO!

Video via – SciShow Space
Further Readings And References @ NASA, Gizmodo, The Astrophysical Journal

Advertisements

6 Comments »

Leave a Reply

Fill in your details below or click an icon to log in:

WordPress.com Logo

You are commenting using your WordPress.com account. Log Out / Change )

Twitter picture

You are commenting using your Twitter account. Log Out / Change )

Facebook photo

You are commenting using your Facebook account. Log Out / Change )

Google+ photo

You are commenting using your Google+ account. Log Out / Change )

Connecting to %s

%d bloggers like this: