3 papers
astro-ph.EP2025
The vertical structure of debris discs and the role of disc gravity: A primer using a simplified model
Antranik A. Sefilian, Kaitlin M. Kratter, Mark C. Wyatt +4
Debris discs provide valuable insights into the formation and evolution of exoplanetary systems. Their structures are commonly attributed to planetary perturbations, serving as pro…
astro-ph.EP2025
The Influence of Cold Jupiters in the Formation of Close-in planets. II. Collisional Growth of Planetesimals
Marcela Best, Antranik A. Sefilian, Carolina Charalambous +2
Exoplanet observations have shown that the occurrence and orbital architectures of close-in super-Earths and sub-Neptunes are shaped by the presence of outer gas giant planets. Thi…
astro-ph.EP2025
Destruction of "Peas in a Pod?" A Candidate Multi-planet System Around the Nearby, Bright Star, HD208487
Rafael I. Rubenstein, James S. Jenkins, Pablo A. Peña R. +15
We re-investigate the HD208487 system to test the reality of the proposed HD208487c world. We also search for additional companions using applied Bayesian statistics and 15+ years…