"An asteroid this size impacts Earth on average every few thousand years and could cause severe damage to a local region," the European Space Agency said.
A terrifying interactive map reveals just how much of major UK cities would be flattened by the impact of the 'city killer' ...
SCIENTISTS have unveiled several options to stop 2024 YR4, an asteroid the size of a football pitch from smashing into Earth.
A space rock dubbed 2024 YR4 has a roughly 2.3% chance of smashing into our planet, NASA scientists announced.
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