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astro-ph.HE2026
IC 1297: The Most Distant Known X-ray Planetary Nebula and One of the Most Luminous
H. Yuan, Q. A. Parker, M. A. Guerrero
We present the first targeted Einstein Probe (EP) X-ray observations of any planetary nebula (PN). Using the onboard Follow-up X-ray Telescope (FXT), we detect X-ray emission withi…
astro-ph.SR2026
Discovery of a nebula associated with a high proper motion sdB star
R. Ortiz, F. Bijarchian, M. A. Guerrero +2
All B-type subdwarf stars (hereafter sdB) should have low flux of ionizing photons, making them incapable of producing a noticeable circumstellar photoionized shell. However, a few…