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Growing Food in Space

Once we establish living habitats in space, it will not be practical to lift food out of the gravity well on Earth for consumption in space. Rather, food will be grown where it is consumed, using advanced agricultural techniques and robot attendants. Gravity will be supplied by rotation of the habitat. Water used in agriculture […]

Leave the Asteroids Where They Are

Many current proposals for mining asteroids include the process of towing the asteroid back to Earth orbit to extract the valuable minerals. Leave the asteroids where they are. Towing them back to Earth assumes that they will only have value on Earth. It will take many years for us to develop the infrastructure necessary to […]