Thursday, July 30, 2026
Science

Ancient stardust grains were seeds for the earliest solids in the solar system

How did the first solids that made up planets, moons and asteroids form from the "hot soup" that characterized our solar system's earliest years? New research from Caltech analyzing pieces of a meteorite has found that, just as snowflakes crystallize around grains of dust, ancient stardust grains le...

Ancient stardust grains were seeds for the earliest solids in the solar system
Image: Phys.org
How did the first solids that made up planets, moons and asteroids form from the "hot soup" that characterized our solar system's earliest years? New research from Caltech analyzing pieces of a meteorite has found that, just as snowflakes crystallize around grains of dust, ancient stardust grains left over from long-gone suns may have been the seeds of our solar system's earliest solids.

Originally published at Phys.org

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