Portal:Astronomy/Picture/43

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Credit: ESA / Hubble & NASA / Acknowledgement: Judy Schmidt (geckzilla)

Wolf–Rayet stars, often abbreviated as WR stars, are a rare heterogeneous set of stars with unusual spectra showing prominent broad emission lines of ionised helium and highly ionised nitrogen or carbon. Hubble Space Telescope image of nebula M1-67 around Wolf–Rayet star WR 124.