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(Babak Tafreshi / Science Source)

PHOTOS: Getting Ready for the World’s Largest Radio Telescope

In Chile’s Atacama Desert, astronomers are preparing for a new array that will stretch across 10 miles

Glimpse Into the Unknown


ALMA will yield clues to the darkest, coldest, most distant corners of the universe, invisible until now. Already, in 2011, researchers using the partially completed telescope got a stunning look at a system of new planets orbiting the star Formalhaut, 25 light-years away.

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