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The Subaru Coronagraphic Extreme Adaptive Optics (SCExAO) instrument is a multipurpose high-contrast imaging platform designed for the discovery and detailed characterization of exoplanetary systems and serves as a testbed for high-contrast…

The newly operational JWST offers the potential to study the atmospheres of distant worlds with precision that has not been achieved before. One of the first exoplanets observed by JWST in the summer of 2022 was WASP-96 b, a hot-Saturn…

Earth observation satellites (EOSs) play a pivotal role in capturing and analyzing planetary phenomena, ranging from natural disasters to societal development. The EOS scheduling problem (EOSSP), which optimizes the schedule of EOSs, is…

Optimization and Control · Mathematics 2026-03-30 Brycen D. Pearl , Joseph M. Miller , Hang Woon Lee

We empirically assess estimates from v3.0 of the JWST NIRCam Exposure Time Calculator (ETC) using observations of resolved stars in Local Group targets taken as part of the Resolved Stellar Populations Early Release Science (ERS) Program.…

The James Webb Space Telescope (JWST), currently scheduled to launch in 2021, will dramatically advance our understanding of exoplanetary systems with its ability to directly image and characterise planetary-mass companions at wide…

The ability to characterize exoplanets by spectroscopy of their atmospheres requires direct imaging techniques to isolate planet signal from the bright stellar glare. One of the limitations with the direct detection of exoplanets, either…

Instrumentation and Methods for Astrophysics · Physics 2015-10-14 Garima Singh , Julien Lozi , Olivier Guyon , Pierre Baudoz , Nemanja Jovanovic , Frantz Martinache , Tomoyuki Kudo , Eugene Serabyn , Jonas Kuhn

Many different scientific applications require sub-micro arcsecond precision astrometry, including researching rocky exoplanets in the vicinity of the Sun and studying dark matter. The Habitable Worlds Observatory (HWO) is a promising…

Instrumentation and Methods for Astrophysics · Physics 2025-10-15 Manon Lizzana , Fabien Malbet , Alain Leger , Fabrice Pancher , Sébastien Soler , Hugo Rousset , Thierry Lepine , Julien Michelot , Yahya Er-Rahmaouy , Youssef Bakka

Keyword Spotting (KWS) is an essential component in a smart device for alerting the system when a user prompts it with a command. As these devices are typically constrained by computational and energy resources, the KWS model should be…

Audio and Speech Processing · Electrical Eng. & Systems 2022-10-24 Donghyeon Kim , Kyungdeuk Ko , David K. Han , Hanseok Ko

The ESA PLATO space mission is devoted to unveiling and characterizing new extrasolar planets and their host stars. This mission will encompass a very large field of view, granting it the potential to survey up to one million stars…

Instrumentation and Methods for Astrophysics · Physics 2019-07-03 V. Marchiori , R. Samadi , F. Fialho , C. Paproth , A. Santerne , M. Pertenais , A. Börner , J. Cabrera , A. Monsky , N. Kutrowski

The Habitable Exoplanet Observatory, or HabEx, has been designed to be the Great Observatory of the 2030s. For the first time in human history, technologies have matured sufficiently to enable an affordable space-based telescope mission…

Instrumentation and Methods for Astrophysics · Physics 2020-01-28 B. Scott Gaudi , Sara Seager , Bertrand Mennesson , Alina Kiessling , Keith Warfield , Kerri Cahoy , John T. Clarke , Shawn Domagal-Goldman , Lee Feinberg , Olivier Guyon , Jeremy Kasdin , Dimitri Mawet , Peter Plavchan , Tyler Robinson , Leslie Rogers , Paul Scowen , Rachel Somerville , Karl Stapelfeldt , Christopher Stark , Daniel Stern , Margaret Turnbull , Rashied Amini , Gary Kuan , Stefan Martin , Rhonda Morgan , David Redding , H. Philip Stahl , Ryan Webb , Oscar Alvarez-Salazar , William L. Arnold , Manan Arya , Bala Balasubramanian , Mike Baysinger , Ray Bell , Chris Below , Jonathan Benson , Lindsey Blais , Jeff Booth , Robert Bourgeois , Case Bradford , Alden Brewer , Thomas Brooks , Eric Cady , Mary Caldwell , Rob Calvet , Steven Carr , Derek Chan , Velibor Cormarkovic , Keith Coste , Charlie Cox , Rolf Danner , Jacqueline Davis , Larry Dewell , Lisa Dorsett , Daniel Dunn , Matthew East , Michael Effinger , Ron Eng , Greg Freebury , Jay Garcia , Jonathan Gaskin , Suzan Greene , John Hennessy , Evan Hilgemann , Brad Hood , Wolfgang Holota , Scott Howe , Pei Huang , Tony Hull , Ron Hunt , Kevin Hurd , Sandra Johnson , Andrew Kissil , Brent Knight , Daniel Kolenz , Oliver Kraus , John Krist , Mary Li , Doug Lisman , Milan Mandic , John Mann , Luis Marchen , Colleen Marrese-Reading , Jonathan McCready , Jim McGown , Jessica Missun , Andrew Miyaguchi , Bradley Moore , Bijan Nemati , Shouleh Nikzad , Joel Nissen , Megan Novicki , Todd Perrine , Claudia Pineda , Otto Polanco , Dustin Putnam , Atif Qureshi , Michael Richards , A. J. Eldorado Riggs , Michael Rodgers , Mike Rud , Navtej Saini , Dan Scalisi , Dan Scharf , Kevin Schulz , Gene Serabyn , Norbert Sigrist , Glory Sikkia , Andrew Singleton , Stuart Shaklan , Scott Smith , Bart Southerd , Mark Stahl , John Steeves , Brian Sturges , Chris Sullivan , Hao Tang , Neil Taras , Jonathan Tesch , Melissa Therrell , Howard Tseng , Marty Valente , David Van Buren , Juan Villalvazo , Steve Warwick , David Webb , Thomas Westerhoff , Rush Wofford , Gordon Wu , Jahning Woo , Milana Wood , John Ziemer , Giada Arney , Jay Anderson , Jesús Maíz-Apellániz , James Bartlett , Ruslan Belikov , Eduardo Bendek , Brad Cenko , Ewan Douglas , Shannon Dulz , Chris Evans , Virginie Faramaz , Y. Katherina Feng , Harry Ferguson , Kate Follette , Saavik Ford , Miriam García , Marla Geha , Dawn Gelino , Ylva Götberg , Sergi Hildebrandt , Renyu Hu , Knud Jahnke , Grant Kennedy , Laura Kreidberg , Andrea Isella , Eric Lopez , Franck Marchis , Lucas Macri , Mark Marley , William Matzko , Johan Mazoyer , Stephan McCandliss , Tiffany Meshkat , Christoph Mordasini , Patrick Morris , Eric Nielsen , Patrick Newman , Erik Petigura , Marc Postman , Amy Reines , Aki Roberge , Ian Roederer , Garreth Ruane , Edouard Schwieterman , Dan Sirbu , Christopher Spalding , Harry Teplitz , Jason Tumlinson , Neal Turner , Jessica Werk , Aida Wofford , Mark Wyatt , Amber Young , Rob Zellem

A NASA sounding rocket for high-contrast imaging with a visible nulling coronagraph, the PICTURE payload, has made two suborbital attempts to observe the warm dust disk inferred around Epsilon Eridani. The first flight in 2011 demonstrated…

Instrumentation and Methods for Astrophysics · Physics 2018-03-13 Ewan S. Douglas , Christopher B. Mendillo , Timothy A. Cook , Kerri L. Cahoy , Supriya Chakrabarti

HWO's Tier 1 Contrast Stability Technology Gap presents a key challenge for technology development in the coming years, requiring to a >100x more stable system than JWST. WaveDriver is a concept for a laser guide star spacecraft coupled to…

The Habitable Worlds Observatory Preliminary Input Catalog (HPIC) is a list of ~13,000 nearby bright stars that will be potential targets for the Habitable Worlds Observatory (HWO) in its search for Earth-sized planets around Sun-like…

Earth and Planetary Astrophysics · Physics 2024-02-14 Noah Tuchow , Chris Stark , Eric Mamajek

The Event Horizon Telescope (EHT) is a millimeter-wavelength, very-long-baseline interferometry (VLBI) experiment that is capable of observing black holes with horizon-scale resolution. Early observations have revealed variable…

High Energy Astrophysical Phenomena · Physics 2016-12-20 Junhan Kim , Daniel P. Marrone , Chi-kwan Chan , Lia Medeiros , Feryal Özel , Dimitrios Psaltis

We advocate for a large scale imaging survey of nearby young moving groups and star-forming regions to directly detect exoplanets over an unexplored range of masses, ages and orbits. Discovered objects will be identified early enough in…

The primary instrument of the proposed EXIST mission is a coded mask high energy telescope (the HET), that must have a wide field of view and extremely good sensitivity. It will be crucial to minimize systematic errors so that even for very…

Instrumentation and Methods for Astrophysics · Physics 2010-02-23 G. K. Skinner , S. D. Barthelmy , M. H. Finger , J. Hong , G. G. Jernigan , S. J. Sturner , B. T. Allen , J. E. Grindlay

The ingot wavefront sensor (I-WFS) has been proposed, for ELT-like apertures, as a possible pupil plane WFS, to cope with the geometrical characteristics of a laser guide star (LGS). Within the study and development of such a WFS, on-going…