Science Aug 27

How to land on a comet as it soars through space

Earlier this month, after a 10-year, 4-billion-mile journey, the Rosetta spacecraft entered orbit around the rubber-duck-shaped Comet 67P/Churyumov-Gerasimenko. Now it must land. This is no helicopter landing. Imagine grabbing a mosquito by the wings. Except the mosquito is in New…

Science Aug 15

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Mars Revealed by Intrepid New Rover

NASA's intrepid Mars Rover, Curiosity has been through a lot in the past year. It flew 354-million miles, deployed a supersonic parachute and sky crane and landed on the surface of Mars. And while it undergoes equipment checks, it's been…