Space
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Mars Curiosity rover snaps picture of Mercury as it transits in front of sun
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Sun belches two 'significant' X-class solar flares on Tuesday: Harmless to humans, NASA says
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Milky Way may be home to more than we know, given expansive extraterrestrial living conditions
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Astronaut Vine video from space goes viral
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NASA selects 12 cutting-edge proposals for space science as candidates for further research
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Parentage of moon confirmed: Earth and Theia, say scientists
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'The Beast' asteroid 2014 HQ124 will fly past dangerously close to Earth on Sunday
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2014 HQ124 asteroid 'The Beast' will blow Earth a kiss on Sunday: Time to panic?
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Asteroid 'The Beast' is on its way; arriving near Earth come Sunday
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Moon was born when Earth and Theia smooched 4.5 billion years ago
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BBSO telescope helps scientists understand mysterious sunspots
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Google's high-tech Loon Balloon doesn't stay high enough, crashes into power lines
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