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astro-ph.EP2025
Eccentric Disks With Self-Gravity
Yoram Lithwick, Eugene Chiang, Leon Mikulinsky +1
Can a disk orbiting a central body be eccentric, when the disk feels its own self-gravity and is pressureless? Contradictory answers appear in the literature. We show that such a d…
astro-ph.EP2025
Seismic Oscillations Excited by Giant Impacts in Directly-Imaged Giant Planets
J. J. Zanazzi, Eugene Chiang, Yifan Zhou
The radii and masses of many giant exoplanets imply their interiors each contain more than 100 of solids. A large metal content may arise when a giant planet grows…