Clutch of distant galaxies reveals the infant universe

Hubble spies stars lighting up the cosmic dawn

By Alexandra Witze, 11:30 AM December 13, 2012

Peering into the far reaches of the universe, astronomers have spotted seven galaxies so distant that they appear as they did less than 600 million years after the Big Bang.

Finding so many primordial galaxies allows scientists to pin down crucial questions about the newborn universe, such as when light from early stars and galaxies penetrated the early cosmic gloom.

“It’s the scientific study of Genesis,” says Avi Loeb, a Harvard astronomer who was not involved in the work.

The discovery comes ...

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