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Using a cosmic magnifying glass to peer into the deepest reaches of space, two teams of astronomers have discovered tiny galaxies that may be among the most distant known. Images suggest that one of the galaxies is so remote that the light now reaching Earth left this starlit body when the 13.7-billion-year-old universe was only about 700 million years old.
LONG AGO, FAR AWAY. Gravity of the cluster Abell 1689 acts as a gravitational lens, bending into arcs and magnifying the light from remote
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