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, ...

The concept of terraforming Mars — transforming the planet's climate to support life as we know it — has long belonged to the realm of science fiction. But a new study argues that it's time to take ...

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A new study suggests plans to terraform Mars should be accelerated, building what it calls a "base camp" for further expansion into the solar system and the wider galaxy. Although opponents argue that ...

A team of planetary scientists looks at what would be needed to make the Martian surface environment more Earth-like - and what needs to be done now if there's a hope of the Red Planet someday being ...