activity
20182026
most citedMagellan Adaptive Optics Imaging of PDS 70: Measuring the Mass Accretion Rate of a Young Giant Planet within a Gapped Disk

171 citations · 292 across the 14 of their papers we have counts for

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Showing astro-ph.EPShow all

9 papers · 1 filter

astro-ph.EP2026

Discovery of an Exterior Third Planet Orbiting Pictoris

Aidan Gibbs, Jean-Baptiste Ruffio, Alexis Bidot +9

We report the discovery of Pictoris d ( Pic d), a third giant planet in the Pictoris system, which now becomes only the second directly imaged system with more than two…

astro-ph.EP2024

The Keck-HGCA Pilot Survey II: Direct Imaging Discovery of HD 63754 B, a ~20 au Massive Companion Near the Hydrogen Burning Limit

Yiting Li, Timothy D. Brandt, Kyle Franson +15

We present the joint astrometric and direct imaging discovery, mass measurement, and orbital analysis of HD 63754 B (HIP 38216 B), a companion near the stellar-substellar boundary…

astro-ph.EP2024

Subaru/CHARIS High-Resolution Mode Spectroscopy of the Brown Dwarf Companion HD 33632 Ab

Aidan Gibbs, Briley Lewis, Michael Fitzgerald +6

Brown dwarfs (BD) are model degenerate in age and mass. High-contrast imaging and spectroscopy of BD companions to host stars where the mass and age can be independently constraine…

astro-ph.EP2023★ 12 cited

EDEN Survey: Small Transiting Planet Detection Limits and Constraints on the Occurrence Rates for Late M Dwarfs within 15 pc

Jeremy Dietrich, Dániel Apai, Martin Schlecker +29

Earth-sized exoplanets that transit nearby, late spectral type red dwarfs will be prime targets for atmospheric characterization in the coming decade. Such systems, however, are di…

astro-ph.EP2022★ 18 cited

Limits on the Auroral Generation of H in Brown Dwarf and Extrasolar Giant Planet Atmospheres with Keck/NIRSPEC

Aidan Gibbs, Michael Fitzgerald

The molecular ion H is a potentially powerful tracer of the ionospheres and thermal structures of Jovian planets, but has never been detected in a planetary mass object outsi…

astro-ph.EP2021

A large sub-Neptune transiting the thick-disk M4V TOI-2406

R. D. Wells, B. V. Rackham, N. Schanche +71

Large sub-Neptunes are uncommon around the coolest stars in the Galaxy and are rarer still around those that are metal-poor. However, owing to the large planet-to-star radius ratio…