Side from Earth, Mars stands out as the planet with relatively favorable conditions for humans. Space agencies like NASA, ...

Vox Members got to read this story first. Support independent journalism and get exclusive access to stories like this by becoming a Vox Member today. One day, Mars might become a home to humans. But ...

Mars is where that leadership will be proven. And if NASA is serious about sending humans there, and keeping them safe while they’re there, that investment in long-term infrastructure needs to start ...

A thin cloud that appears on Mars each year has baffled astronomers ever since it was first spotted, but it may be the result of a moisture-rich atmosphere that was thought impossible. Each winter, an ...