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Cosmic Smashup Predicted, But Earth Will Survive
nydailynews.com 7 hours, 27 minutes agoDon’t worry about when the world as we know it might end. NASA has calculated that our entire Milky Way galaxy will crash into a neighboring galaxy with a direct head-on hit , in 4 billion years.
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Marooned In Lunar Orbit
wired.com 6 days, 20 hours agoThe Apollo 8 mission to orbit the moon on Christmas Eve 1968 decisively demonstrated U.S. superiority in the Moon Race, but it was also one of the riskiest missions NASA ever flew. Just four days after Apollo 8's safe return to Earth, two engineers studied how long the crew might have survived in lunar orbit if their spacecraft's main engine had failed. Space historian David S. F. Portree describes this chilling might-have-been.










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