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Researchers identify some 100 mysteriously disappeared stars in night sky
Across the Milky Way there are vacant spaces where a star once brightly shone. Some left clues in a dramatic death, or faded into retirement. Others simply moved into a new neighborhood.
Astronomers: Elon Musk's satellite constellation may ruin night sky
A US astronomical organization expressed concern on Monday over Elon Musk's Internet constellation project, fearing that too many bright artificial satellites will ruin the night sky and affect astronomical observations.

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