Salty water might exist on Mars, but it’s probably too cold for life
Inhospitable conditions may ease some planetary protection protocols
![Mars](https://i0.wp.com/www.sciencenews.org/wp-content/uploads/2020/05/050920_CC_mars-brines_feat.jpg?fit=1028%2C579&ssl=1)
Salty liquid water could persist for several consecutive hours across much of Mars, though the brine would be too cold for known life, a new study suggests.
JPL-Caltech/NASA