Last week, the Trump administration released a presidential budget request that would cancel almost all NASA science missions in order to focus on putting humans on Mars. It's mainly a showy, ...

There are substantial technical, political, and financial obstacles to starting the colonization of Mars within the next few decades. SpaceX is farther along than most toward this ambitious goal. Are ...

For years, popular culture has treated a human settlement on Mars as an almost inevitable next chapter, a matter of engineering and willpower rather than fundamental limits. Astrophysicist Neil ...

This book’s strength lies in its authorship: it is not written by a physicist enthralled by the engineering challenge of Mars ...

Editor's note: All opinions, columns and letters reflect the views of the individual writer and not necessarily those of the IDS or its staffers. Rovers on Mars have made exciting finds and ...