BENGALURU: For decades, scientists trying to understand the Martian surface have relied largely on models that treat the ...

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.

Tremendous tilts of Mars' rotational axis during the past 20 million years may have dried out the planet, according to a new study. The findings may help solve the mystery of how Mars, which once ...

Researchers have developed the Smaller Than Earth Habitability Model (STEHM) to assess which planets can maintain ...