Articles by Erik A. Petigura

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Erik A. Petigura

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138

The TESS-Keck Survey XXIV: Outer Giants may be More Prevalent in the Presence of Inner Small Planets

5 days ago by Judah Van Zandt and others

Earth and Planetary Astrophysics

Revised Masses for Low Density Planets Orbiting the Disordered M-dwarf System TOI-1266

26 October 2024 by Dakotah Tyler and others

Earth and Planetary Astrophysics

The OATMEAL Survey. I. Low Stellar Obliquity in the Transiting Brown Dwarf System GPX-1

18 October 2024 by Steven Giacalone and others

Earth and Planetary Astrophysics, Solar and Stellar Astrophysics

The Prevalence of Resonance Among Young, Close-in Planets

1 October 2024 by Fei Dai and others

Earth and Planetary Astrophysics

The HD 191939 Exoplanet System is Well-Aligned and Flat

10 September 2024 by Jack Lubin and others

Earth and Planetary Astrophysics

A Testbed for Tidal Migration: the 3D Architecture of an Eccentric Hot Jupiter HD 118203 b Accompanied by a Possibly Aligned Outer Giant Planet

6 September 2024 by Jingwen Zhang and others

Earth and Planetary Astrophysics, Solar and Stellar Astrophysics

Asteroseismology of the Nearby K-Dwarf σ Draconis using the Keck Planet Finder and TESS

28 August 2024 by Marc Hon and others

Solar and Stellar Astrophysics, Earth and Planetary Astrophysics

The TESS-Keck Survey. XXII. A sub-Neptune Orbiting TOI-1437

14 August 2024 by Daria Pidhorodetska and others

Earth and Planetary Astrophysics

TESS Giants Transiting Giants. VI. Newly Discovered Hot Jupiters Provide Evidence for Efficient Obliquity Damping after the Main Sequence

31 July 2024 by Nicholas Saunders and others

Earth and Planetary Astrophysics, Solar and Stellar Astrophysics

KPF Confirms a Polar Orbit for KELT-18 b

30 July 2024 by Ryan Rubenzahl and others

Earth and Planetary Astrophysics

Obliquity Constraints for the Extremely Eccentric Sub-Saturn Kepler-1656 b

30 July 2024 by Ryan Rubenzahl and others

Earth and Planetary Astrophysics

An Earth-sized Planet on the Verge of Tidal Disruption

30 July 2024 by Fei Dai and others

Earth and Planetary Astrophysics, Solar and Stellar Astrophysics

Additional Doppler Monitoring Corroborates HAT-P-11 c as a Planet

15 July 2024 by Samuel Yee and others at

UC Los Angeles

Earth and Planetary Astrophysics, Solar and Stellar Astrophysics

Revising Properties of Planet-Host Binary Systems. IV. The Radius Distribution of Small Planets in Binary Star Systems is Dependent on Stellar Separation

25 June 2024 by Kendall Sullivan and others

Earth and Planetary Astrophysics, Solar and Stellar Astrophysics

The California Legacy Survey V. Chromospheric Activity Cycles in Main Sequence Stars

25 June 2024 by Howard Isaacson and others

Solar and Stellar Astrophysics, Earth and Planetary Astrophysics

A Larger Sample Confirms Small Planets Around Hot Stars Are Misaligned

30 May 2024 by Emma Louden and others

Earth and Planetary Astrophysics

The TESS-Keck Survey XX: 15 New TESS Planets and a Uniform RV Analysis of all Survey Targets

24 May 2024 by Alex Polanski and others

Earth and Planetary Astrophysics

Automated Scheduling of Doppler Exoplanet Observations at Keck Observatory

27 February 2024 by Luke Handley and others at

UC Los Angeles

Instrumentation and Methods for Astrophysics, Earth and Planetary Astrophysics

The TESS-Keck Survey XXI: 13 New Planets and Homogeneous Properties for 21 Subgiant Systems

12 February 2024 by Ashley Chontos and others

Earth and Planetary Astrophysics, Solar and Stellar Astrophysics

The TESS-Keck Survey. XII. A Dense 1.8 R_\oplus Ultra-Short-Period Planet Possibly Clinging to a High-Mean-Molecular-Weight Atmosphere After the First Gyr

12 February 2024 by Ryan Rubenzahl and others

Earth and Planetary Astrophysics

The TESS-Keck Survey. XIX. A Warm Transiting Sub-Saturn Mass Planet and a non-Transiting Saturn Mass Planet Orbiting a Solar Analog

5 February 2024 by Michelle Hill and others

Earth and Planetary Astrophysics

The California-Kepler Survey. XI. A Survey of Chromospheric Activity Through the Lens of Precise Stellar Properties

19 January 2024 by Howard Isaacson and others

Solar and Stellar Astrophysics, Earth and Planetary Astrophysics

Giant Outer Transiting Exoplanet Mass (GOT 'EM) Survey. IV. Long-term Doppler Spectroscopy for 11 Stars Thought to Host Cool Giant Exoplanets

5 January 2024 by Paul Dalba and others

Earth and Planetary Astrophysics

The metal-poor atmosphere of a Neptune/Sub-Neptune planet progenitor

28 December 2023 by Saugata Barat and others

Earth and Planetary Astrophysics

The TESS-Keck Survey XVII: Precise Mass Measurements in a Young, High Multiplicity Transiting Planet System using Radial Velocities and Transit Timing Variations

7 December 2023 by Corey Beard and others

Earth and Planetary Astrophysics

Investigating the Atmospheric Mass Loss of the Kepler-105 Planets Straddling the Radius Gap

6 December 2023 by Aaron Householder and others at

UC Los Angeles

Earth and Planetary Astrophysics

WASP-69b's Escaping Envelope is Confined to a Tail Extending at Least Seven Planet Radii

4 December 2023 by Dakotah Tyler and others

Earth and Planetary Astrophysics

Solving the Traveling Telescope Problem with Mixed Integer Linear Programming

27 October 2023 by Luke Handley and others

Instrumentation and Methods for Astrophysics

Overfitting Affects the Reliability of Radial Velocity Mass Estimates of the V1298 Tau Planets

14 July 2023 by Sarah Blunt and others

Earth and Planetary Astrophysics, Solar and Stellar Astrophysics

Accurate and efficient photo-eccentric transit modeling

13 July 2023 by Mason Macdougall and others

Earth and Planetary Astrophysics

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Earth and Planetary Astrophysics Solar and Stellar Astrophysics Instrumentation and Methods for Astrophysics Astrophysics of Galaxies