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The moon is 40 million years older than thought, ancient crystal collected by Apollo astronauts suggests

The new atom-by-atom analysis of a 4.46 billion-year-old lunar crystal pushes back the timeline for when the molten moon solidified by 40 million years, according to the study published in the journal Geochemical Perspectives Letters.

Audrey bouvierBidong zhangAlexander nemchinJennika greerBenjamin weissUniversity of manchesterUniversity of chicagoUniversity of glasgowUniversity of bayreuthCurtin universityField museumUniversity of california at los angelesMassachusetts institute of technologyGeochemical perspectivesLos angelesSolar system

The moon is 40 million years older than thought, ancient crystal suggests

The moon is even older than scientists realized, according to new studies of crystals brought back from the moon by Apollo astronauts in 1972.

Young rocksSouth australiaAlexander nemchinAudrey bouvierBidong zhangBenjamin weissJennika greerMassachusetts institute of technologyUniversity of chicagoUniversity of california at los angelesCurtin universityUniversity of glasgowUniversity of manchesterUniversity of bayreuthField museumGeochemical perspectives

Apollo moon rocks push back lunar formation by 40 million years

Apollo moon rocks push back lunar formation by 40 million years
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Jennika greerBidong zhangAlexander nemchinAudrey bouvierBenjamin weissMassachusetts institute of technologyField museumUniversity of glasgowUniversity of bayreuthUniversity of chicagoUniversity of california at los angelesCurtin universityUniversity of manchesterGeochemical perspectivesLos angelesSolar system

Astro Bob: Oldest Earth rock found — of all places — on the moon

In February 1971, Apollo 14 astronauts bagged a moon rock later found to contain a shard blasted from the early Earth.

Alan shepardSimone marchiAlan shepard apolloAlexander nemchinEdgar mitchellAlan shepard jrJeremy bellucciFra mauroMare imbriumBig berthaBig muleyGreat scottCone craterWorld wari germanPlanetary science lettersAurora borealis

Astro Bob: Oldest Earth rock found — of all places — on the moon

In February 1971, Apollo 14 astronauts bagged a moon rock later found to contain a shard blasted from the early Earth.

Alan shepard jrAlexander nemchinAlan shepardSimone marchiJeremy bellucciEdgar mitchellAlan shepard apolloFra mauroMare imbriumBig berthaBig muleyGreat scottCone craterWorld wari germanPlanetary science lettersAurora borealis