Thursday, 6 November 2014

How to Land on a Comet

IRON AND ICE
How to Land on a Comet
Huntsville AL (SPX) Nov 06, 2014 - Generally speaking, space missions fall into one of three categories: difficult, more difficult, and ridiculously difficult. Flybys are difficult. A spaceship travels hundreds of millions of miles through the dark void of space, pinpoints a distant planet or moon, and flies past it at 20 to 30 thousand mph, snapping pictures furiously during an achingly brief encounter. Going into or ... more


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