Mars Facts

Everything you need to know about the Red Planet — in bite-sized form.

All Atmosphere Geology History-formation Moons Orbit-distance Temperature Water-ice
temperature

Temperatures Swing Wildly

Surface temperatures on Mars range from about -195°F (-125°C) at the poles in winter to about 70°F (20°C) near the equator on a summer afternoon. The thin atmosphere means these swings can occur within a single day.