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Science ❯ Astronomy ❯ Stellar Phenomena
SN2021yfj SN 2023zkd WOH G64 Betelgeuse Supernova 1987A High-Redshift Supernovae Type Ia Supernovae Supernova 2021yfj Double Detonation Luminosity Hydrogen Burning Supernova Effects on Earth Beteigeuze Stellar Evolution Energy Emission
Early Keck spectra captured deep‑layer silicon, sulfur, argon, providing direct evidence for long‑modeled stellar layering.
