The theory of depletion of the ozone layer is that an artificially created substance called chlorofluorocarbon accumulates in the stratosphere …
Spacex CRS-14 Dragon Heading Toward ISS After Successful Falcon 9 Launch
Liftoff took place at 4:30 p.m. EDT (20:30 GMT) April 2, 2018, from Cape Canaveral Air Force Station’s Space Launch …
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