Earth
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Science
NASA is launching an ‘artificial star’ into orbit around the earth. That is why. : ScienceAlert
Astronomers usually deal with the very, very big—huge telescopes, giant galaxies, and massive exploding stars. But one of the most…
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Science
NASA trains a bizarre scenario where the elusive asteroid heads for Earth
What if, in 14 years, a newly discovered asteroid was likely to hit Earth? But that’s not all. This menacing…
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