Picture of Earth showing if all Earth’s water (liquid, ice, freshwater, saline) was put into a sphere it would be about 860 miles (about 1,385 kilometers) in diameter.

If it all fell as precipitation at once, the Earth would be covered with only about 1 inch of water. The 48 contiguous United States receives a total volume of about 4 mi3 (17.7 km3) of ...

The above image shows how big a sphere would be compared to Earth if it were made of all the Earth's water. It would have a diameter of about 860 miles and a volume around 332,500,000 cubic miles.

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. If Earth was the size of a basketball, all of its water would fit into a ping pong ball ...

Throughout Earth’s 4.37 billion year history, water has been a constant---and in constant flux. During some periods, it's covered the planet in glaciers. During other, warmer periods, it ...

New research from the University of Colorado, Boulder has been published that shows the Earth may have been completely covered in water 3.2 billion years ago. Advertisement ...

Earth seems to have a lot of water, but it's relatively dry compared to other ocean worlds. Jupiter's ice-covered moon Europa has about twice the volume of Earth's liquid water. Its largest moon ...

Look at Earth compared to other rocky planets in the neighborhood, and the first thing that would likely jump out is that there's A LOT of water. So how did 70 percent of our planet's surface ...

Most of Earth’s water, according to a new study, may actually be locked in a reservoir 400 miles underground. That Earth, for much of its history, has been covered by water isn’t much of surprise.