LOGAN — Shortly after first light on Feb. 15, 2013, a meteor blazed across the western Siberian sky before exploding with an estimated blast yield of up to 500 kilotons of TNT — far more powerful than ...
Morning Overview on MSN
Scientists discover a new meteor shower raining down from a crumbling asteroid no one knew about
Somewhere in the inner solar system, an asteroid nobody has ever seen through a telescope is falling apart, scattering a ...
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