2 papers
astro-ph.SR2025
Challenging historical novae: AT Cnc (1645), Te-11 (483), and M22 (BC 48) revisited
D. L. Neuhäuser, R. Neuhäuser, V. Hambaryan +2
Connections between novae with shells and historical observations are crucial for astrophysical understanding of long-term evolution of shells and cataclysmic variables. Three of f…
astro-ph.SR2025
Spectroscopic Follow-Up of Candidate Runaway Stars
Guillermo Torres, Ralph Neuhäuser, Sebastian A. Hüttel +1
Runaway stars are characterized by higher space velocities than typical field stars. They are presumed to have been ejected from their birth places by one or more energetic mechani…