How Many Galaxies Are There?
Share the knowledge!
Key Facts In This Video
We can only estimate the number of galaxies inside the bubble that is the observable universe. 00:09
To estimate the number of galaxies in the observable universe, scientists count the stars in a small sample and average the number over 360 degrees. 00:22
There is a rough estimate of as many as 500 billion galaxies in the observable universe. 01:06
Wake up with the smartest email in your inbox.
Our best articles a few times a week.