Venus likely started off with the same amount of water as Earth, but today the hellish world has 100,000 times less water than its sister planet.

Billions of years ago, Venus may have harbored as much water as Earth. Today, almost all of it has disappeared. A new study may help to explain why.

"Venus has 100,000 times less water than the Earth, even though it's basically the same size and mass," Michael Chaffin, co-team leader and a fellow LASP scientist, explained in the statement.

Venus today is dry thanks to water loss to space as atomic hydrogen. Credit: Aurore Simonnet / Laboratory for Atmospheric and Space Physics / University of Colorado at Boulder.

However, the researchers discovered that volcanic gases on Venus contain at most 6% water.This finding suggests that Venus’s ...

NASA image of Venus taken by the Mariner 10 spacecraft (main) and stock image of the ocean (inset). Venus may never have had liquid water, researchers have found.

Earth is an ocean world, with water covering about 71% of its surface. Venus, our closest planetary neighbor, is sometimes called Earth's twin based on their similar size and rocky composition.

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Astronomers have long debated whether Venus, which is extremely hot and inhospitable to life today, once had liquid-water oceans on its surface. A new study found very little water in the planet's ...

“Venus has 100,000 times less water than the Earth, even though it’s basically the same size and mass,” said Michael Chaffin, co-lead author of the study and a research scientist at LASP. In the ...

Billions of years ago, Venus may have harbored as much water as Earth. Today, almost all of it has disappeared. A new study may help to explain why.