Jupiter's magnetosphere is the largest single structure inside the Solar System. If you could see it with your eyes, it would appear larger than our full Moon.
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Mars had an oxygen-rich atmosphere around 4 billion years ago
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There are more nerve cells in the human brain than there are stars in the Milky Way.
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Saturn's moon, Mimas, not only looks like the Death Star, it also has a Pac Man heat signature.
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In 1859, the largest known geomagnetic storm struck the Caribbean, causing an aurora and telegraphs could even operate without a power source.
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When a massive power outage struck southern California in the 1990s, Los Angeles residents reportedly called 911 to express alarm about strange clouds hovering overhead; they were seeing the Milky Way for the first time.
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The center of the galaxy tastes like raspberries and smells like rum, according to astronomers.
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