For years, Mars has sat in an awkward middle ground, too geologically quiet to look like Earth. At the same time, it is too ...

NASA is recruiting volunteers for a year-long space simulation where they will undergo all the experiences associated with ...

For anyone who has ever wondered whether they could handle life on another planet, NASA is offering a chance to find out – ...

Sending humans to Mars and returning them safely to Earth would be one of the most complex endeavors that humans have ever carried out. The number of issues that must be dealt with simultaneously is ...

A new study proposes examining Mars and other space samples on the Moon before bringing them to Earth, arguing it would ...

A look at the science behind Elon Musk's goal of a million-person city on Mars, and why planetary scientists say terraforming ...

The largest piece of Mars ever found on Earth was sold for just over $5 million at an auction of rare geological and archaeological objects in New York on Wednesday. But a rare young dinosaur skeleton ...

From the most powerful telescope orbiting Mars comes a new view of Earth and its moon, showing continent-size detail on the planet and the relative size of the moon ...