ASPCS
 
Title: HWO25 Proceedings Part I: Community Science Case Development Documents
Monograph: 10 Year: 2026 View this Volume on ADS
Editors: Janice C. Lee, Jessica Noviello, Stephanie LaMassa, and Marc Postman
ISBN:    
Paper Title Page Authors
Frontmatter   
Foreword: Historical Perspective 1 Marc Postman; Karl Stapelfeldt
Part I: HWO Science Development Papers from the Evolution of the Elements Science Working Group   
Echoes of the First Stars: Massive Star Evolution in Extremely Metal-Poor Environments with the Habitable Worlds Observatory 3 Peter Senchyna; Calum Hawcroft; Miriam Garcia; Aida Wofford; Janice C. Lee; Chris Evans; Ryan J. Rickards Vaught; Macarena G. del Valle-Espinosa; Grace Telford; Fabrice Martins; Göran Ostlin; Médéric Boquien; Paul Scowen; John Ziemer; Jane Rigby
Dust Extinction Beyond the Milky Way 19 R. Paladini; S. Salim; M. Boquien; Y. Choi; M. Hayes; B. Hensley; V. Lebouteiller; J. Roman-Duval
Flash Spectroscopy of Core-Collapse Supernovae with the Habitable Worlds Observatory 27 Jennifer Andrews; Eric Burns
The Heavy Element Enrichment History of the Universe 31 Eric Burns; Jennifer Andrews
Very Massive Stars with the Habitable Worlds Observatory 37 Fabrice Martins; Aida Wofford; Miriam Garcia; Peter Senchyna; Janice Lee; Paul A. Scowen
Resolving Individual Stars in Nearby Large Galaxies with the Habitable Worlds Observatory 47 Adam Smercina; Tara Fetherolf; Eric W. Koch; Silvia Martocchia; Chris Mihos; Martin M. Roth; Benjamin F. Williams
White Dwarfs as Probes of Extrasolar Planet Compositions and Fundamental Astrophysics 61 Siyi Xu (许偲艺); Martin Barstow; Andy Buchan; Erika Le Bourdais; Patrick Dufour
Habitable Worlds Observatory: The Nature of the First Stars 73 Ian U. Roederer; Rana Ezzeddine; Jennifer S. Sobeck
Habitable Worlds Observatory: The Nature of the Astrophysical r-process 79 Ian U. Roederer; Rana Ezzeddine
Envisioning the Distance Ladder in the Era of the Habitable Worlds Observatory 85 Gagandeep Anand; Meredith Durbin; Rachael Beaton; Joseph B. Jensen; Adam Riess
Probing the Variations of Interstellar Dust Abundance and Properties Within and Between Galaxies with HWO UV Spectroscopy in the Local Volume 97 Julia Roman-Duval; Mederic Boquien; Yumi Choi
Probing the Full Depth of ISM Properties with a UV-IFU 111 Bethan James; Danielle Berg
New Frontiers in the Study of Magnetic Massive Stars with the Habitable Worlds Observatory 123 Alexandre David-Uraz; Véronique Petit; Coralie Neiner; Jean-Claude Bouret; Yaël Nazé; Christiana Erba; Miriam Garcia; Kenneth Gayley; Richard Ignace; Jiři Krtička; Hugues Sana; Nicole St-Louis; Asif ud-Doula
Part II: HWO Science Development Papers from the Galaxy Growth Science Working Group   
The Formation and Evolution of Supermassive Black Holes: IMBH Mass and Spin Functions 137 Jenna M. Cann; Krista Lynne Smith; Francesca Civano; Satyapriya Das; Erin K. S. Hicks; Gagandeep Kaur; Stephanie LaMassa; Jeffrey D. McKaig; Missagh Mehdipour; Gopika SM
Imaging the Dusty Torus Around Supermassive Black Holes 147 Varoujan Gorjian; Chris Packham; Erin Hicks; Stephanie La Massa
Exploring the Quiescent Black Hole Population of Nearby Dwarf Galaxies with the Habitable World Observatory 153 Fabio Pacucci
Deciphering The Launching of Multi-phase AGN-driven Outflows and Their (Spatially Resolved) Multi-scale Impact 161 Lulu Zhang; Gagandeep Kaur; Tianmu Gao; Álvaro Labiano; Erin K. S. Hicks; Vivian U; Chris Packham; Missagh Mehdipour; Travis Fischer; Thaisa Storchi Bergmann; Namrata Roy; Isabel Márquez; Christiaan Boersma
Spatially Resolving the Fundamental Elements of Reionization in Galaxies 169 Xinfeng Xu; Stephan McCandliss; Allison Strom; Hsiao-Wen Chen; Yumi Choi; Annalisa Citro; Håkon Dahle; Matthew J. Hayes; Anne Jaskot; Logan Jones; Gagandeep Kaur; Themiya Nanayakkara; Alexandra Le Reste
How Do Ionizing Photons Escape from Star-Forming Galaxies? 179 Cody Carr; Renyue Cen; Sophia Flury; M. S. Oey; Stephan McCandliss; Allison Strom
Identifying the Contributors to Cosmic Reionization with the Habitable World Observatory: LyC Escape Calibration in Faint Galaxies 189 Annalisa Citro; Claudia. M. Scarlata; Cody A. Carr; Yumi Choi; Sophia R. Flury; Matthew J. Hayes; Anne Jaskot; Gagandeep Kaur; Alexandra Le Reste; Matilde Mingozzi; Themiya Nanayakkara; Sally Oey
Evolution of the Ionizing Photon Luminosity Function 199 Stephan R. McCandliss; Swara Ravindranath; Sangeeta Malhotra; Chris Packham; Sophia Flury; Alexandra Le Reste; Allison Strom; Marc Postman; John O’Meara
Dark Matter through Dwarf Satellite Galaxies in Milky-Way Analogue Galaxies in the Local Universe 209 Jessica E. Doppel; Ethan O. Nadler; Leonidas Moustakas; Mathilde Jauzac; Richard Massey
Habitable Worlds Observatory: Strong Lensing Constraints on Dark Matter Halo Mass Function down to 107 M⊙ 221 Qiuhan He; David Lagattuta; Mathilde Jauzac; Tansu Daylan; Richard Massey; Jason Rhodes; Jessica E. Doppel; Leonidas Moustakas; Alina Kiessling; Russell Smith; Stephane Werner; James Nightingale; Maximilian von Wietersheim-Kramsta; Satyapriya Das
Characterizing Gas Flows Through Observations of the Disk-Circumgalactic Medium Interface with the Habitable Worlds Observatory 233 Sanchayeeta Borthakur; Joseph N. Burchett; Frances Cashma; Andrew J. Fox; Yong Zheng; David M. French; Rongmon Bordoloi; Brad Koplitz
Mapping Galactic Winds and Small-scale Structure in the Circumgalactic Medium with Habitable Worlds Observatory 251 Joseph N. Burchett; Deborah M. Lokhorst; Yakov Faerman; Kevin France; Kate H. R. Rubin; David S. N. Rupke; Sanchayeeta Borthakur
Active Galactic Nuclei Feedback Effects on the Intergalactic Medium 267 Megan T. Tillman; Joseph N. Burchett; Blakesley Burkhart; Vikram Khaire; Sanchayeeta Borthakur
Part III: HWO Science Development Papers from the Living Worlds Science Working Group   
The Search for Life on Potentially Habitable Exoplanets 279 Giada Arney; Niki Parenteau; Natalie Hinkel; Eric Mamajek; Joshua Krissansen-Totton; Stephanie Olson; Edward Schwieterman; Sara Walker; Kevin Fogarty; Ravi Kopparapu; Jacob Lustig-Yaeger; Mark Moussa; Sukrit Ranjan; Garima Singh; Clara Sousa-Silva; Maxwell Frissell; Samantha Gilbert-Janziek; Vincent Kofman; Natasha Latouf; Mary Anne Limbach; Rhonda Morgan; Christopher Stark; Armen Tokadjian; Anna Grace Ulses; Nicholas Wogan; Mike Wong; Amber Young
Testing Origin-of-Life Theories with the Habitable Worlds Observatory 305 Sukrit Ranjan; Martin Schlecker; Nicholas Wogan; Michael Won
Prebiosignatures with the Habitable Worlds Observatory 309 Sukrit Ranjan; Danica Adams; Michael Wong; Martin Schlecker; Nicholas Wogan; Jessica M. Weber