The story of our solar system's origin is pretty well known. It goes like this: the sun began as a protostar in its "solar nebula" over 4.5 billion years ago. Over the course of several million years, ...

LIVERMORE, Calif.– The oxygen and magnesium content of some of the oldest objects in the universe are giving clues to the lifetime of the solar nebula, the mass of dust and gas that eventually led to ...

Hard and fast details about our solar system’s beginnings are extraordinarily difficult to come by. But a research team using new measurements of pristine magnetic fields within two extremely rare ...

Members of the NAI UCLA team led by Ed Young are using high-precision analysis of tiny grains in meteorites to probe the earliest history of the solar nebula. The age of the solar system is set at ...

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Some 3,000 light years away, shimmering layers of gas formed an almost perfect sphere around the faintly glowing, burned-out core of a dead star. The result looks like a giant crystal ball floating in ...

If alien astronomers observed our solar system from a distance 4.5 billion years ago, they would have seen a star surrounded by primordial gas and dust. That material, arranged in a narrow but dense ...

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Artist’s impression of the solar nebula. Astronomers study the leftovers of solar system formation that once existed in this cloud to understand conditions at that time. They want to know how long it ...

Astronomers have discovered a dense stellar nursery packed with infant stars in a vast "cosmic ink blot." The team made the discovery using one of the most powerful digital cameras in the world: the ...