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Milky Way's black hole awoke from slumber 300 years ago
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The coolest brown dwarf
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Solar flares set the Sun quaking, satellite shows
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Stellar birth observed in the galactic wilderness
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Unlocking the secrets of a massive black hole
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NASA spacecraft tracks raging Saturn storm
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Compact galaxies in early universe pack a big punch
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Special Report
Plethora of interacting galaxies on Hubble's birthday
