The finest ever map of the cosmic microwave background - the faint evidence of the universe's early form - has yielded ...
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Earth braced for more solar storms this week as radio blackout hitsThe mega sunspot group that pummelled Earth with solar radiation earlier this month is ... scientists are tracking the sunspots, and a map available on spaceweather.com suggests AR3664 was the ...
radiation from a supernova—either in the Scorpius-Centaurus group (460 light-years away) or the Tucana-Horologium group (230 light-years away)—began bathing Earth in radiation for roughly ...
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