Mars has nighttime snow storms
Cloud cooling and speedy winds lead to rapid winterlike storms, simulations show
![](https://i0.wp.com/www.sciencenews.org/wp-content/uploads/2017/08/081717_AY_mars_main.jpg?fit=860%2C460&ssl=1)
FROZEN POLES New simulations suggest that nighttime cooling of clouds of water-ice can create rapid plumes of snow that might deposit some of the snow seen at Mars’ poles.
NASA, ESA,The Hubble Heritage Team/STScI/AURA