activity
20122026
most citedA Multi-Ringed, Modestly-Inclined Protoplanetary Disk around AA Tau

152 citations · 1.9k across the 64 of their papers we have counts for

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Showing 2025Show all

7 papers · 1 filter

astro-ph.EP2025

JWST TRAPPIST-1 e/b Program: Motivation and first observations

Natalie H. Allen, Néstor Espinoza, V. A. Boehm +24

One of the forefront goals in the field of exoplanets is the detection of an atmosphere on a temperate terrestrial exoplanet, and among the best suited systems to do so is TRAPPIST…

astro-ph.EP2025★ 2 cited

Separating flare and secondary atmospheric signals with RADYN modeling of near-infrared JWST transmission spectroscopy observations of TRAPPIST-1

Ward S. Howard, Adam F. Kowalski, Michael Radica +10

Although TRAPPIST-1's temperate planets have the highest transmission signals of any known system, flares contaminate 50-70% of transits at the 1000 ppm level, far above 100 ppm se…

astro-ph.EP2025

TESS Discovers a Second System of Transiting Exocomets in the Extreme Debris Disk of RZ Psc

Adalyn Gibson, Meredith A. MacGregor, Ward S. Howard +9

We present the TESS discovery of only the second system of transiting exocomets with a sufficient number of events to measure the size distribution in the RZ Psc system, enabling c…

astro-ph.EP2025★ 6 cited

ALMA Reveals an Eccentricity Gradient in the Fomalhaut Debris Disk

Joshua B. Lovell, Elliot M. Lynch, Jay Chittidi +6

We present evidence of a negative eccentricity gradient in the debris disk of the nearby A-type main sequence star, Fomalhaut. Fitting to the high-resolution, archival ALMA 1.32 mm…

astro-ph.EP2025★ 4 cited

High Resolution ALMA Data of the Fomalhaut Debris Disk Confirms Apsidal Width Variation

Jay S. Chittidi, Meredith A. MacGregor, Joshua Bennett Lovell +11

We present long-baseline observations of the Fomalhaut outer debris disk at 223 GHz (1.3 mm) from ALMA Cycle 5, which we use along with archival short-baseline observations to prod…

astro-ph.SR2025★ 4 cited

The Proxima Centauri Campaign -- First Constraints On Millimeter Flare Rates from ALMA

Kiana Burton, Meredith A. MacGregor, Rachel A. Osten +6

Proxima Centauri (Cen) has been the subject of many flaring studies due to its proximity and potential to host habitable planets. The discovery of millimeter flares from this M dwa…