Ultraviolet Imaging of SR 12 c with HST/WFC3: Accretion and Variability of a Giant Planet at the End Stages of Growth

arXiv:2606.12862 · astro-ph.EP · Submitted 2026-06-11 · Read on arXiv

Claire O. Finley, Brendan P. Bowler, Ya-Lin Wu, Adam L. Kraus, Yifan Zhou, Yuhiko Aoyama, William Best, Ian Czekala, Catherine C. Espaillat, Katherine B. Follette, Gregory J. Herczeg, Raquel A. Martinez, Connor E. Robinson, Quang H. Tran, Kimberly Ward-Duong

astro-ph.EP

Submitted: 2026-06-11

Comments: Accepted for publication in AJ

License: http://arxiv.org/licenses/nonexclusive-distrib/1.0/

Terminology

• Aperture — 16× in this paper · explained in 1 episode
• Core — 9× in this paper · explained in 2 episodes
• Alignment — 7× in this paper · explained in 1 episode
• Accretion Shock — 5× in this paper · explained in 1 episode
• Adam — 5× in this paper · explained in 2 episodes
• Aperture Photometry — 3× in this paper · explained in 1 episode
• Calibration — 2× in this paper · explained in 7 episodes
• Abundance — 1× in this paper · explained in 1 episode
• Accuracy — 1× in this paper · explained in 1 episode
• Actor — 1× in this paper · explained in 3 episodes
• Aperture Correction — 1× in this paper · explained in 1 episode
• Atacama Large Millimeter Array — 1× in this paper
• Degeneracy — 1× in this paper · explained in 3 episodes
• Markov Chain Monte Carlo — 1× in this paper
• Metallicity — 1× in this paper · explained in 3 episodes
• Selection Bias — 1× in this paper · explained in 4 episodes
• alpha — 1× in this paper · explained in 1 episode

Sources

• Spectral appearance of the planetary-surface accretion shock: Global spectra and hydrogen-line profiles and fluxes
• Evolutionary models for solar metallicity low-mass stars: mass-magnitude relationships and color-magnitude diagrams
• Optical and Near-infrared View of Planet-forming Disks and Protoplanets
• H$\alpha$ Variability of AB Aur b with the Hubble Space Telescope: Probing the Nature of a Protoplanet Candidate with Accretion Light Echoes
• The Pan-STARRS1 Surveys
• A carbon-rich disk surrounding a planetary-mass companion
• Gravitational Instabilities in Gaseous Protoplanetary Disks and Implications for Giant Planet Formation
• The Origin and Evolution of Multiple Star Systems
• JWST/MIRI observations of the young TWA 27 system: hydrocarbon disk chemistry, silicate clouds, evidence for a CPD
• Star Formation in the rho Ophiuchi Molecular Cloud

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