The planet Venus is well known for its thick, carbon dioxide atmosphere and oven-hot surface, and as a result is often portrayed as Earth's inhospitable evil twin.
But in a new analysis based on five years of observations using ESA's Venus Express, scientists have uncovered a very chilly layer at temperatures of around -175ºC in the atmosphere 125 km above the planet's surface.
MORE: http://www.sciencedaily.com/releases/2012/10/121002185050.htm
See also...
Saturn's Moon Titan Shows Surprising Seasonal Changes
http://www.sciencedaily.com/releases/2012/09/120928085222.htm
