For decades, the idea of people living on Mars has felt like a distant fantasy, limited by the brutal cost of hauling ...

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

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 ...

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, ...

America must create the law that will govern the colonization of space. In his inaugural address, President Donald J. Trump said: The United States will once again consider itself a growing nation, ...

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 ...

Supporters of planetary colonization argue that becoming a multi-planet species could safeguard us from potentially ...