Researchers said Monday that new techniques have allowed them to identify the oldest solid material ever found on earth.
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Some of the pre-solar grains in the Murchison meteorite (inset) could have come from evolved stars similar to the Egg Nebula (pictured). PHOTO: HUBBLE/NASA/JANAINA AVILA
2020-01-14 13:06:31
Researchers said Monday that new techniques have allowed them to identify the oldest solid material ever found on earth.
The stardust, formed five to seven billion years ago, came from a meteorite that fell to Earth 50 years ago in Australia, they said in a paper published in the journal PNAS.
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