---
title: Mars Dried Out Because Its Magnetic Field Is So Weak — HIGH T3CH
url: https://hight3ch.com/mars-dried-out-because-its-magnetic-field-is-so-weak/
date: 2015-11-06
---

# Mars Dried Out Because Its Magnetic Field Is So Weak

Mars once had oceans, but its magnetic field just wasn’t strong enough to keep the atmosphere – and most of the water – from blowing away.