Mars is the fourth planet from the sun and has a distinct rusty red appearance and two unusual moons. The Red Planet is a ...

A one-way ticket to Mars sounds like a suicide mission, but a lot of people are interested in getting one. Two years ago, a Dutch group called Mars One created a competition to find applicants and ...

A Dutch company that aims to land humans on Mars in 2023 as the vanguard of a permanent Red Planet colony has received its first funding from sponsors, officials announced this week. Mars One plans to ...

The rusty world is full of mysteries—and some of the solar system's most extreme geology. Learn more about Earth's smaller, colder neighbor.

Mars is cold, has a very strong radiation environment, no magnetic field, a very low-pressure atmosphere and it’s all carbon dioxide, so you can’t breathe there. And there are no nutrients to grow ...