activity
20232026
most citedInferring Chemical Disequilibrium Biosignatures for Proterozoic Earth-Like Exoplanets

15 citations · 41 across the 13 of their papers we have counts for

collaborators

14 papers

astro-ph.EP2026

Science-Driven Performance Requirements for UV Coronagraph Design: Implications for O Detection in Earth-like Atmospheres

Amber V. Young, Giada Arney, Shawn Domagal-Goldman +6

Detecting biosignatures on Earth-like exoplanets from the Proterozoic era requires instrumentation capable of probing near-ultraviolet (NUV) spectral features, particularly ozone (…

astro-ph.EP2026

ESCAPE: a small explorer mission to study the stellar drivers of exoplanet evolution

Allison Youngblood, Kevin France, Brian Fleming +37

The long-term stability of exoplanetary atmospheres depends critically on the extreme-ultraviolet (EUV) photon and high-energy particle fluxes from the host star, which are poorly…

astro-ph.EP2026

Toward Inferring the Surface Fluxes of Biosignature Gases on Rocky Exoplanets from Telescope Spectra

Nicholas F. Wogan, Natasha E. Batalha, Joshua Krissansen-Totton +5

The James Webb Space Telescope and the future Habitable Worlds Observatory aim to discover exoplanet atmospheric spectra that detect life. Currently, most existing spectral "retrie…

astro-ph.EP2026

Multi-bandpass Photometry for Exoplanet Atmosphere Reconnaissance (MPEAR) with the Habitable Worlds Observatory (HWO) -- I. Differentiating Earth from Neptunes During Discovery

Eleonora Alei, Avi M. Mandell, Miles H. Currie +7

As the architecture for the Habitable Worlds Observatory (HWO) is being developed, it is crucial to optimize the observing strategies for a survey to detect and characterize Earth-…

cs.LG2026

Life, Machine Learning, and the Search for Habitability: Predicting Biosignature Fluxes for the Habitable Worlds Observatory

Mark Moussa, Amber V. Young, Brianna Isola +4

Future direct-imaging flagship missions, such as NASA's Habitable Worlds Observatory (HWO), face critical decisions in prioritizing observations due to extremely stringent time and…

astro-ph.IM2026

Habitable Worlds Observatory (HWO): Living Worlds Community Working Group: The Search for Life on Potentially Habitable Exoplanets

Giada Arney, Niki Parenteau, Natalie Hinkel +25

The discovery of a biosphere on another planet would transform how we view ourselves, and our planet Earth, in relation to the rest of the cosmos. We now know Earth is one planet a…

astro-ph.EP2025★ 1 cited

Wavelength Requirements for Life Detection via Reflected Light Spectroscopy of Rocky Exoplanets

Joshua Krissansen-Totton, Anna Grace Ulses, Maxwell Frissell +21

Searching for signs of life is a primary goal of the Habitable Worlds Observatory (HWO). However, merely detecting oxygen, methane, or other widely discussed biosignatures is insuf…

astro-ph.EP2025★ 1 cited

Modern Earth-like Chemical Disequilibrium Biosignatures Are Challenging To Constrain Through Spectroscopic Retrievals

Amber Young, Tyler Robinson, Joshua Krissansen-Totton +4

Robust exoplanet characterization studies are underway, and the community is looking ahead toward developing observational strategies to search for life beyond our solar system. Wi…

astro-ph.EP2024★ 1 cited

The CUISINES Framework for Conducting Exoplanet Model Intercomparison Projects, Version 1.0

Linda E. Sohl, Thomas J. Fauchez, Shawn Domagal-Goldman +10

As JWST begins to return observations, it is more important than ever that exoplanet climate models can consistently and correctly predict the observability of exoplanets, retrieva…

astro-ph.EP2024★ 14 cited

Optimized Bandpasses for the Habitable Worlds Observatory's ExoEarth Survey

Christopher C. Stark, Natasha Latouf, Avi M. Mandell +1

A primary scientific goal of the future Habitable Worlds Observatory will be the direct detection and characterization of Earth-like planets. Estimates of the exoplanet yields for…

astro-ph.EP2024

Inner Edge Habitable Zone Limits Around Main Sequence Stars: Cloudy Estimates

James D. Windsor, Tyler D. Robinson, Ravi kumar Kopparapu +3

Understanding the limits of rocky planet habitability is one of the key goals of current and future exoplanet characterization efforts. An intrinsic concept of rocky planet habitab…

astro-ph.EP2023★ 1 cited

Bayesian Analysis for Remote Biosignature Identification on exoEarths (BARBIE) II: Using Grid-Based Nested Sampling in Coronagraphy Observation Simulations for O2 and O3

Natasha Latouf, Avi Mandell, Geronimo Villanueva +8

We present the results for the detectability of the O2 and O3 molecular species in the atmosphere of an Earth-like planet using reflected light at the visible wavelengths. By quant…

astro-ph.EP2023★ 8 cited

Retrievals Applied To A Decision Tree Framework Can Characterize Earth-like Exoplanet Analogs

Amber V. Young, Jaime Crouse, Giada Arney +3

Exoplanet characterization missions planned for the future will soon enable searches for life beyond our solar system. Critical to the search will be the development of life detect…

astro-ph.EP2023★ 15 cited

Inferring Chemical Disequilibrium Biosignatures for Proterozoic Earth-Like Exoplanets

Amber V. Young, Tyler D. Robinson, Joshua Krissansen-Totton +9

Chemical disequilibrium quantified via available free energy has previously been proposed as a potential biosignature. However, exoplanet biosignature remote sensing work has not y…