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astro-ph.EP2025
Catastrophic disruption of asteroid 2023 CX1 and implications for planetary defense
Auriane Egal, Denis Vida, François Colas +94
Mitigation of the threat from airbursting asteroids requires an understanding of the potential risk they pose for the ground. How asteroids release their kinetic energy in the atmo…
astro-ph.EP2025
Alkali phenoxides in comets
M. Fulle, P. Molaro, A. Rotundi +4
Potassium was first detected in spectra of the sungrazer comet Ikeya-Seki at the heliocentric distance rh = 0.15 au and, 48 years later, in comets PanSTARRS and ISON at rh = 0.46 a…
astro-ph.EP2024
Aperture photometry on asteroid trails: detection of the fastest rotating near-Earth object
Maxime Devogèle, Luca Buzzi, Marco Micheli +9
Context. Near-Earth objects (NEOs) on an impact course with Earth can move at high angular speed. Understanding their properties, including rotation state, is crucial for assessing…