InicioExoplanetasWebb is reading the glassy dust left when planets smash together

Webb is reading the glassy dust left when planets smash together

By splitting the glow of warm dust around 21 young stars into mineral fingerprints, Webb has sorted planet-shattering collisions into two kinds — violent Mars-sized crashes that forge glass, and gentler Moon-sized impacts — and found a clock hidden in the debris.

By SKYCR Web Team

octubre 2, 2026

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extreme-debris-disk-ar — The types of collisions within young stellar systems known as extreme debris disks are relevant to scientists' understanding of our own solar system, which is thought to have undergone similar impact events that created our Moon and shaped Earth's initial state. Credit: Artwork: NASA, ESA, CSA, Joseph Olmsted (STScI)

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