collaborators

5 papers

astro-ph.IM2026

The Roman Coronagraph Community Participation Program: early calibration plan and pilot observation of a companion

Julien H. Girard, Eric Cady, Neil T. Zimmerman +42

Roman is set to launch in weeks! The Coronagraph Instrument - technology pathfinder for future direct imaging missions - is ready to fly too. According to predictions, laboratory t…

astro-ph.IM2026

The Roman Coronagraph Community Participation Program: target database and tools

Dmitry Savransky, Rifah Tasnim, Saanika Choudhary +13

The Nancy Grace Roman Space Telescope, set to launch in Fall 2026, will carry the Coronagraph Instrument, which will, for the first time, demonstrate high-contrast imaging with act…

astro-ph.IM2026

Early Architecture Concepts for the Habitable Worlds Observatory -- System Design, Modeling, and Analysis

Alice, Liu, Marie Levine +30

The Habitable Worlds Observatory (HWO), NASA's next flagship science mission, follows in the tradition of the Nancy Grace Roman Space Telescope and other preceding great observator…

astro-ph.IM2025

Habitable World Discovery and Characterization: Coronagraph Concept of Operations and Data Post-Processing

Michael W. McElwain, Dimitri Mawet, Jean-Baptiste Ruffio +11

The discovery and characterization of habitable worlds was the top scientific recommendation of the Astro2020 decadal survey and is a key objective of the Habitable Worlds Observat…

astro-ph.IM2025

A parameter scan of dark zone maintenance for high-contrast imaging of exoplanets using theoretical and experimental implementations

Saikrishna Manojkumar, Christine L. Page, Leonid Pogorelyuk +14

Maintaining wavefront stability while directly imaging exoplanets over long exposure times is an ongoing problem in the field of high-contrast imaging. Robust and efficient high-or…