'By the way, does anyone know how to stop an asteroid?' NASA issues 'Grand …
Digital Trends
Although the idea of an enormous asteroid smashing into our plant and ruining our day in a big way still seems fantastical to many, events like the one over central Russia earlier this year mean more and more earthlings are waking up to the idea that, actually, …
Taikonaut Teaches Science on China's Space StationDiscovery News
NASA Announces Asteroid Grand ChallengeNASA
Arecibo Telescope Gets Detailed Look at Passing AsteroidScientific American
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