Low Earth orbit has shifted from a quiet scientific outpost to one of the busiest pieces of real estate in human history. With tens of thousands of satellites and fragments now circling overhead, ...
Scientists discover a star, HD 254577, that survived a supernova and is now racing through space, revealing how the explosion ...
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Astronomers missed a space explosion as powerful as a billion suns — until they spotted its echo
A cosmic explosion with an energy equivalent to the output of a billion suns went unnoticed by astronomers until they caught ...
Meteorite hunters are combing Ohio for fragments of a space rock that streaked across the sky earlier this week.
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