Nancy Grace Roman Space Telescope coronagraph instrument overview and status

VP Bailey, E Bendek, B Monacelli… - … for Detection of …, 2023 - spiedigitallibrary.org
The Nancy Grace Roman Space Telescope Coronagraph Instrument is a critical technology
demonstrator for NASA's Habitable Worlds Observatory. With a predicted visible-light flux …

Current laboratory performance of starlight suppression systems and potential pathways to desired Habitable Worlds Observatory exoplanet science capabilities

B Mennesson, R Belikov, E Por… - Journal of …, 2024 - spiedigitallibrary.org
We summarize the current best polychromatic (∼ 10% to 20% bandwidth) contrast
performance demonstrated in the laboratory by different starlight suppression approaches …

The Roman Space Telescope coronagraph technology demonstration: current status and relevance to future missions

B Mennesson, VP Bailey, R Zellem… - Space Telescopes …, 2022 - spiedigitallibrary.org
The Nancy Grace Roman Space Telescope (formerly WFIRST) will be launched in the mid-
2020s with an onboard Coronagraph Instrument which will serve as a technology …

Interstellar objects and exocomets

A Fitzsimmons, K Meech, L Matrà, S Pfalzner - arXiv preprint arXiv …, 2023 - arxiv.org
In this chapter we review our knowledge of our galaxy's cometary population outside our
Oort Cloud-exocomets and Interstellar Objects (ISOs). We start with a brief overview of …

The Roman coronagraph community participation program: observation planning

SG Wolff, J Wang, K Stapelfeldt… - Space Telescopes …, 2024 - spiedigitallibrary.org
The Coronagraphic Instrument onboard the Nancy Grace Roman Space Telescope is an
important stepping stone towards the characterization of habitable, rocky exoplanets. In a …

The Nancy Grace Roman Space Telescope coronagraph community participation program

D Savransky, VP Bailey, SG Wolff… - Space Telescopes …, 2024 - spiedigitallibrary.org
In preparation for the operational phase of the Nancy Grace Roman Space Telescope,
NASA has created the Coronagraph Community Participation Program (CPP) to prepare for …

SPHERE RefPlanets: Search for epsilon Eridani b and warm dust

C Tschudi, HM Schmid, M Nowak, HL Coroller… - arXiv preprint arXiv …, 2024 - arxiv.org
We carried out very deep VLT/SPHERE imaging polarimetry of the nearby system Eps Eri
based on 38.5 hours of integration time with a 600-900 nm broadband filter to search for …

Simulations of polarimetric observations of debris disks through the Roman Coronagraph Instrument

RM Anche, ES Douglas, K Milani… - … Optical, Infrared, and …, 2022 - spiedigitallibrary.org
The Roman coronagraph instrument will demonstrate high-contrast imaging technology,
enabling the imaging of faint debris disks, the discovery of inner dust belts, and planets …

The origin and evolution of warm exozodiacal dust

J Rigley - 2022 - repository.cam.ac.uk
Many stars show excess mid-infrared emission which is attributed to warm dust in the
habitable zone of the star, known as exozodiacal dust, or exozodis for short. Such dust will …

La dynamique des poussières exozodiacales

A Péronne - 2023 - theses.hal.science
Ce manuscrit de thèse présente le travail que j'ai mené au cours de ma thèse, dont le sujet
est" La dynamique de la poussière exozodiacale". La poussière exozodiacale, est, par …