On Mars, a year lasts 669.6 sols, or 687 Earth days, and an individual season can last up to 194 sols, or just over 199 Earth days. The angle of Mars’s axis of rotation also changes much more ...

This story appears in the November 2016 issue of National Geographic magazine. In winter the temperature at the poles of Mars can reach 200° below zero Fahrenheit. But make no mistake ...

I’m one of a team of more than 500 travelers exploring Mars from California with the ... reason it was selected as America’s first national park in 1872. Photographer William Henry Jackson ...

2 min read This story appears in the December 2016 issue of National Geographic magazine. Emily Briere is planning a mission to Mars. The 23-year-old aerospace engineering student aims to get a ...