Does A Twin Earth Exist?

Does A Twin Earth Exist?

Artist’s conception shows a hypothetical twin Earth orbiting a Sun-like star.

Does a twin Earth exist somewhere in our galaxy? Astronomers are getting closer and closer to finding an Earth-sized planet in an Earth-like orbit. NASA’s Kepler spacecraft just launched to find such worlds. Once the search succeeds, the next questions driving research will be: Is that planet habitable? Does it have an Earth-like atmosphere? Answering those questions will not be easy.

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NASA Research Prize Inspires Team To Develop New Carbon Ribbon Making Space Elevator Possible

New NASA Carbon Ribbon Could Make Space Elevator Possible

A new form of carbon ribbon that’s ultra-flexible and super-strong could become the infrastructure for the first working space elevator. Such a structure would usher in a new era in easy space travel.

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