The huge 1,600-mile (2,500-kilometer) wide expanse of the South Pole–Aitken Basin extends considerably onto the far side of ...
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The asteroid that quietly became one of Earth’s most serious impact threats, inside the 2024 YR4 risk
In late 2024, astronomers detected an asteroid with one of the highest recorded probabilities of Earth impact for an object its size. As 2024 YR4 slips beyond our ability to track it, scientists are ...
Earth just experienced a rare S4 solar radiation storm, the most intense since 2003 — powerful for satellites and astronauts, ...
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