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From the 1 of 21 linked papers with an AI index.

most citedNASA Exoplanet Exploration Program (ExEP) Science Gap List

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astro-ph.SR2026

HWO Target Stars and Systems: Activity and Rotation Catalog (ARC) of Potential Target Stars for the Habitable Worlds Observatory

Tara Fetherolf, Arvind F. Gupta, Elisabeth R. Newton +7

A major goal of the Habitable Worlds Observatory (HWO) is to precisely characterize exoplanets and their atmospheres. However, magnetic activity from an exoplanet's host star can c…

astro-ph.SR2026

Paving the Road to the Habitable Worlds Observatory with High-Resolution Imaging I: New and Archival Speckle Observations of Potential HWO Target Stars

Zachary D. Hartman, Catherine A. Clark, Michael B. Lund +15

One of the key goals of the Habitable Worlds Observatory (HWO) is to directly image about 25 potentially habitable exoplanets and determine their properties. This challenge will re…

astro-ph.SR2025

CoronaGraph Instrument Reference stars for Exoplanets (CorGI-REx) I. Preliminary Vetting and Implications for the Roman Coronagraph and Habitable Worlds Observatory

Justin Hom, Schuyler G. Wolff, Catherine A. Clark +28

The upcoming Roman Coronagraph will be the first high-contrast instrument in space capable of high-order wavefront sensing and control technologies, a critical technology demonstra…

astro-ph.SR2025

HWO Target Stars and Systems: A Prioritized Community List of Potential Stellar Targets for the Habitable Worlds Observatory's ExoEarth Survey

Noah W. Tuchow, Caleb K. Harada, Eric E. Mamajek +9

The HWO Target Stars and Systems 2025 (TSS25) list is a community-developed catalog of potential stellar targets for the Habitable Worlds Observatory (HWO) in its survey to directl…

astro-ph.SR2025

HWO Target Stars and Systems: A Survey of Archival UV and X-ray Data

Sarah Peacock, David J. Wilson, Tyler Richey-Yowell +14

We assess archival high-energy data for key stars on the Habitable Worlds Observatory (HWO) Target Stars and Systems 2025 list, as stellar radiation is critical to shaping and inte…