The dirty afterlife of a dead satellite

Sometimes we humans get ahead of ourselves. We embark on grand engineering experiments without really understanding what the long-term implications of such projects are. Climate change itself is a perfect example of that—no ...

Sunlight extracts oxygen from regolith using solar chemistry

NASA's Carbothermal Reduction Demonstration (CaRD) project has completed an important step toward using local resources to support human exploration on the moon. The CaRD team performed integrated prototype testing that used ...

SpaceX shifts focus from Mars to moon, Musk says

SpaceX is putting its longstanding focus of sending humans to Mars on the back burner to prioritize establishing a settlement on the moon, founder Elon Musk said Sunday.

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