If the earth is a grain of sand what is the universe equivalent to?
1 Answer
Jul 7, 2016
The observable universe would be smaller than the volume of the Milky Way but far larger than the largest known star.
Explanation:
Let's start with the volume of a grain of rice.
Now, let's get the Earth's volume:
We need the volume of the observable universe:
Set up proportions:
This is about 26,916 cubic light years.