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In the disk of swirling dust and gas from which our solar system formed, chondrules hit other small particles and stuck together. Sometimes chondrules even ran into one another. These two chondrules from Allende collided more than four billion years ago.
Keywords: Astrogeology, Astrophysics, Chondrites (Meteorites), Chondrules, Solar System--Origin
Dozens of tiny, spherical chondrules jut out from the unpolished surface of the meteorite Chainpur.