A growing number of scientists and astronomers are looking at the very real possibility of building colonies and settlements on other planets. Once firmly in the realm of science fiction, now even ...

Nasa’s outgoing director Jim Green has said that Mars could be terraformed using a giant magnetic shield. Dr Green had been the space agency’s planetary science division director for 12 years, during ...

Forbes contributors publish independent expert analyses and insights. I cover aerospace, astronomy & hosted The Cosmic Controversy Podcast. If not for a geological fluke of nature, would Venus still ...

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Could we live on other planets in our solar system or is such a dream a mere fantasy? Dr. Jim Green, the current National Aeronautics and Space Administration’s (NASA) Chief Scientist, recently argued ...

A pre-print study on the Venus experiment titled "Cloud Continents: Terraforming Venus Efficiently by Means of a Floating Artificial Surface" has been accepted for publication in The Journal of the ...

Transforming another planet, moon, or other celestial body into a world fit for human habitation may be a key component of our post-Earth survival. But how will we determine which worlds should be ...

Terraforming Mars and even Venus may be possible, says a four-decade veteran of NASA. In fact, the former director of the agency’s planetary science division says he is working on just such a plan ...

This story originally featured on the MIT Press Reader. Exploration, habitation, and resource extraction all carry a risk of inflicting environmental damage in space, just as they do here on Earth.