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astro-ph.HE2025
The Ejecta Nebula Around the Wolf-Rayet Star WR 71
Robert A. Fesen, Manuel C. Peitsch, Martin R. Pugh +2
We present deep H and [O III] images of the ejecta rich nebulosity associated with the suspected runaway and binary Wolf-Rayet star WR~71 (HD 143414). In H emission, the nebu…
astro-ph.GA2025
SDSO1 is a Shocked Ghost Planetary Nebula in Front of M 31
Patrick Ogle, Mark Petersen, R. Michael Rich +12
We present new, deep narrowband imagery and discuss the nature of SDSO 1, the large [O III]-emitting nebula centered 1.5 degrees SE of M 31. We find strong evidence to support the…