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• 21:23, 25 January 2026 DanteWashere talk contribs created page Supernova remnant (Created page with "'''Supernova remnant''' is an expanding structure of gas and dust produced by a supernova explosion. It consists of ejected stellar material interacting with the surrounding interstellar medium. Supernova remnants are discussed in astrophysics, high-energy astronomy, and studies of stellar evolution. == Status == Supernova remnants are observed across the electromagnetic spectrum, including radio, optical, X-ray, and gamma-ray wavelengths. Models of their expansion, sh...")