Science & Mathematics

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	How long do supernova remnants last? In Astronomy & Space - Asked by zero1 - Added:417 days ago
	Why do supernova remnants look like rings rather than spheres? In Astronomy & Space - Asked by koma - Added:417 days ago
	How are supernovae discovered? In Astronomy & Space - Asked by koma - Added:417 days ago
	How close does a supernova need to be to damage the Earth's environment? In Astronomy & Space - Asked by zero1 - Added:417 days ago
	What supernova created the Crab nebula? In Astronomy & Space - Asked by love car - Added:417 days ago
	How are elements heavier than iron formed? In Astronomy & Space - Asked by My Life - Added:417 days ago
	How long does the supernova stage of a star last? In Astronomy & Space - Asked by koma - Added:417 days ago
	How are galaxies and solar systems similar? In Astronomy & Space - Asked by love car - Added:418 days ago
	How long would it take the Earth to fall into the Sun? In Astronomy & Space - Asked by koma - Added:418 days ago
	Is there sound coming from the Sun? In Astronomy & Space - Asked by for you - Added:418 days ago
	If we invented special suits could we ever go to the sun? In Astronomy & Space - Asked by My Life - Added:418 days ago