SCIENCE

Ancient Moon Melt Event May Explain 150-Million-Year Gap in Age Estimates

December 20, 20242 min readAncient Moon Melt Event May Explain 150-Million-Year Gap in Age EstimatesThe moon may have melted 4.35 billion years ago—explaining a lunar age mysteryBy Payal Dhar edited by Sarah Lewin Frasier Javier Zayas Photography/Getty ImagesThe moon is...

SCIENCE

How Do We Name the Stars?

Betelgeuse! Betelgeuse! Betelgeuse!Did it explode? No? Okay, then.But it seems fair to ask: Why “Betelgeuse”? It’s an odd-seeming name for a star. That’s because it’s a corrupted translation of the Arabic phrase yad al-jawzā’, which roughly translates to “the hand...

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