Related papers: The Dark Energy Bedrock All-Sky Supernova Program:…

Type-Ia Supernova Rates to Redshift 2.4 from CLASH: the Cluster Lensing And Supernova survey with Hubble

We present the supernova (SN) sample and Type-Ia SN (SN Ia) rates from the Cluster Lensing And Supernova survey with Hubble (CLASH). Using the Advanced Camera for Surveys and the Wide Field Camera 3 on the Hubble Space Telescope (HST), we…

Cosmology and Nongalactic Astrophysics · Physics 2015-06-17 O. Graur , S. A. Rodney , D. Maoz , A. G. Riess , S. W. Jha , M. Postman , T. Dahlen , T. W. -S. Holoien , C. McCully , B. Patel , L. -G. Strolger , N. Benitez , D. Coe , S. Jouvel , E. Medezinski , A. Molino , M. Nonino , L. Bradley , A. Koekemoer , I. Balestra , S. B. Cenko , K. I. Clubb , M. E. Dickinson , A. V. Filippenko , T. F. Frederiksen , P. Garnavich , J. Hjorth , D. O. Jones , B. Leibundgut , T. Matheson , B. Mobasher , P. Rosati , J. M. Silverman , V. U , K. Jedruszczuk , C. Li , K. Lin , M. Mirmelstein , J. Neustadt , A. Ovadia , E. H. Rogers

SweetSpot: Near-Infrared Observations of Thirteen Type Ia Supernovae from a New NOAO Survey Probing the Nearby Smooth Hubble Flow

We present 13 Type Ia supernovae (SNe Ia) observed in the restframe near-infrared (NIR) from 0.02 < z < 0.09 with the WIYN High-resolution Infrared Camera (WHIRC) on the WIYN 3.5-m telescope. With only 1-3 points per light curve and a prior…

Cosmology and Nongalactic Astrophysics · Physics 2015-06-17 Anja Weyant , W. Michael Wood-Vasey , Lori Allen , Peter M. Garnavich , Saurabh W. Jha , Richard Joyce , Thomas Matheson

SN 2023adsy: A normal type Ia Supernova at z=2.9

Supernovae (SNe) discovered in high-redshift (z > 2) galaxies by the James Webb Space Telescope (JWST) provide a unique opportunity to extend the Hubble-diagram beyond z~1.5 and constrain the cosmic Star Formation Rate in the early…

High Energy Astrophysical Phenomena · Physics 2025-09-10 Jozsef Vinko , Eniko Regos

Cosmological Results from the RAISIN Survey: Using Type Ia Supernovae in the Near Infrared as a Novel Path to Measure the Dark Energy Equation of State

Type Ia supernovae (SNe Ia) are more precise standardizable candles when measured in the near-infrared (NIR) than in the optical. With this motivation, from 2012-2017 we embarked on the RAISIN program with the Hubble Space Telescope (HST)…

Cosmology and Nongalactic Astrophysics · Physics 2022-07-22 D. O. Jones , K. S. Mandel , R. P. Kirshner , S. Thorp , P. M. Challis , A. Avelino , D. Brout , C. Burns , R. J. Foley , Y. -C. Pan , D. M. Scolnic , M. R. Siebert , R. Chornock , W. L. Freedman , A. Friedman , J. Frieman , L. Galbany , E. Hsiao , L. Kelsey , G. H. Marion , R. C. Nichol , P. E. Nugent , M. M. Phillips , A. Rest , A. G. Riess , M. Sako , M. Smith , P. Wiseman , W. M. Wood-Vasey

Supernovae and their host galaxies. I. The SDSS DR8 database and statistics

(Abridged) In this first paper of a series, we report the creation of large and well-defined database that combines extensive new measurements and a literature search of 3876 supernovae (SNe) and their 3679 host galaxies located in the sky…

Cosmology and Nongalactic Astrophysics · Physics 2012-08-08 A. A. Hakobyan , V. Zh. Adibekyan , L. S. Aramyan , A. R. Petrosian , J. M. Gomes , G. A. Mamon , D. Kunth , M. Turatto

Verifying the Cosmological Utility of Type Ia Supernovae: Implications of a Dispersion in the Ultraviolet Spectra

We analyze the mean rest-frame ultraviolet (UV) spectrum of Type Ia Supernovae (SNe Ia) and its dispersion using high signal-to-noise Keck-I/LRIS-B spectroscopy for a sample of 36 events at intermediate redshift (z=0.5) discovered by the…

Astrophysics · Physics 2011-03-04 R. S. Ellis , M. Sullivan , P. E. Nugent , D. A. Howell , A. Gal-Yam , P. Astier , D. Balam , C. Balland , S. Basa , R. G. Carlberg , A. Conley , D. Fouchez , J. Guy , D. Hardin , I. Hook , R. Pain , K. Perrett , C. J. Pritchet , N. Regnault

SN 2025ogs: A Spectroscopically-Normal Type Ia Supernova at z = 2 as a Benchmark for Redshift Evolution

The Nancy Grace Roman Space Telescope will provide a revolutionary measurement of the Universe's expansion kinematics, driven by dark matter and dark energy, out to $z \approx 3$. The accuracy of this measurement is predicated on the…

Cosmology and Nongalactic Astrophysics · Physics 2026-04-28 M. R. Siebert , J. D. R. Pierel , M. Engesser , D. A. Coulter , C. Decoursey , O. D. Fox , A. Rest , W. Chen , J. M. Derkacy , E. Egami , R. J. Foley , D. O. Jones , K. Kakiichi , A. M. Koekemoer , Z. G. Lane , C. Larison , D. C. Leonard , T. J. Moriya , E. Padilla Gonzalez , R. M. Quimby , K. Shukawa , L. G. Strolger , Y. Zenati

The axis of systematic bias in SN~Ia cosmology and implications for DESI 2024 results

Relative distances between a high-redshift sample of Type Ia supernovae (SNe~Ia), anchored to a low-redshift sample, have been instrumental in drawing insights on the nature of the dark energy driving the accelerated expansion of the…

Cosmology and Nongalactic Astrophysics · Physics 2024-09-30 Suhail Dhawan , Brodie Popovic , Ariel Goobar

Spectroscopy of Type Ia Supernovae by the Carnegie Supernova Project

This is the first release of optical spectroscopic data of low-redshift Type Ia supernovae (SNe Ia) by the Carnegie Supernova Project including 604 previously unpublished spectra of 93 SNe Ia. The observations cover a range of phases from…

Cosmology and Nongalactic Astrophysics · Physics 2015-02-05 Gastón Folatelli , Nidia Morrell , Mark M. Phillips , Eric Hsiao , Abdo Campillay , Carlos Contreras , Sergio Castellón , Mario Hamuy , Wojtek Krzeminski , Miguel Roth , Maximilian Stritzinger , Christopher R. Burns , Wendy L. Freedman , Barry F. Madore , David Murphy , S. E. Persson , José L. Prieto , Nicholas B. Suntzeff , Kevin Krisciunas , Joseph P. Anderson , Francisco Förster , José Maza , Giuliano Pignata , P. Andrea Rojas , Luis Boldt , Francisco Salgado , Pamela Wyatt , Felipe Olivares E. , Avishay Gal-Yam , Masao Sako

The Dark Energy Survey Supernova Program: Light curves and 5-Year data release

We present $griz$ photometric light curves for the full 5 years of the Dark Energy Survey Supernova program (DES-SN), obtained with both forced Point Spread Function (PSF) photometry on Difference Images (DIFFIMG) performed during survey…

Cosmology and Nongalactic Astrophysics · Physics 2024-06-10 B. O. Sánchez , D. Brout , M. Vincenzi , M. Sako , K. Herner , R. Kessler , T. M. Davis , D. Scolnic , M. Acevedo , J. Lee , A. Möller , H. Qu , L. Kelsey , P. Wiseman , P. Armstrong , B. Rose , R. Camilleri , R. Chen , L. Galbany , E. Kovacs , C. Lidman , B. Popovic , M. Smith , M. Sullivan , M. Toy , D. Carollo , K. Glazebrook , G. F. Lewis , R. C. Nichol , B. E. Tucker , T. M. C. Abbott , M. Aguena , S. Allam , O. Alves , J. Annis , J. Asorey , S. Avila , D. Bacon , D. Brooks , D. L. Burke , A. Carnero Rosell , J. Carretero , F. J. Castander , L. N. da Costa , J. Duarte , M. E. S. Pereira , S. Desai , H. T. Diehl , S. Everett , I. Ferrero , B. Flaugher , J. Frieman , J. García-Bellido , M. Gatti , E. Gaztanaga , G. Giannini , R. A. Gruendl , G. Gutierrez , S. R. Hinton , D. L. Hollowood , K. Honscheid , D. J. James , K. Kuehn , O. Lahav , S. Lee , H. Lin , J. L. Marshall , J. Mena-Fernández , R. Miquel , J. Myles , A. Palmese , A. Pieres , A. A. Plazas Malagón , A. Porredon , A. K. Romer , E. Sanchez , D. Sanchez Cid , I. Sevilla-Noarbe , E. Suchyta , M. E. C. Swanson , G. Tarle , D. L. Tucker , V. Vikram , A. R. Walker , N. Weaverdyck

First Cosmological Results using Type Ia Supernovae from the Dark Energy Survey: Measurement of the Hubble Constant

We present an improved measurement of the Hubble constant (H_0) using the 'inverse distance ladder' method, which adds the information from 207 Type Ia supernovae (SNe Ia) from the Dark Energy Survey (DES) at redshift 0.018 < z < 0.85 to…

Cosmology and Nongalactic Astrophysics · Physics 2019-05-29 E. Macaulay , R. C. Nichol , D. Bacon , D. Brout , T. M. Davis , B. Zhang , B. A. Bassett , D. Scolnic , A. Möller , C. B. D'Andrea , S. R. Hinton , R. Kessler , A. G. Kim , J. Lasker , C. Lidman , M. Sako , M. Smith , M. Sullivan , T. M. C. Abbott , S. Allam , J. Annis , J. Asorey , S. Avila , K. Bechtol , D. Brooks , P. Brown , D. L. Burke , J. Calcino , A. Carnero Rosell , D. Carollo , M. Carrasco Kind , J. Carretero , F. J. Castander , T. Collett , M. Crocce , C. E. Cunha , L. N. da Costa , C. Davis , J. De Vicente , H. T. Diehl , P. Doel , A. Drlica-Wagner , T. F. Eifler , J. Estrada , A. E. Evrard , A. V. Filippenko , D. A. Finley , B. Flaugher , R. J. Foley , P. Fosalba , J. Frieman , L. Galbany , J. García-Bellido , E. Gaztanaga , K. Glazebrook , S. González-Gaitán , D. Gruen , R. A. Gruendl , J. Gschwend , G. Gutierrez , W. G. Hartley , D. L. Hollowood , K. Honscheid , J. K. Hoormann , B. Hoyle , D. Huterer , B. Jain , D. J. James , T. Jeltema , E. Kasai , E. Krause , K. Kuehn , N. Kuropatkin , O. Lahav , G. F. Lewis , T. S. Li , M. Lima , H. Lin , M. A. G. Maia , J. L. Marshall , P. Martini , R. Miquel , P. Nugent , A. Palmese , Y. -C. Pan , A. A. Plazas , A. K. Romer , A. Roodman , E. Sanchez , V. Scarpine , R. Schindler , M. Schubnell , S. Serrano , I. Sevilla-Noarbe , R. Sharp , M. Soares-Santos , F. Sobreira , N. E. Sommer , E. Suchyta , E. Swann , M. E. C. Swanson , G. Tarle , D. Thomas , R. C. Thomas , B. E. Tucker , S. A. Uddin , V. Vikram , A. R. Walker , P. Wiseman

Photometric Supernova Cosmology with BEAMS and SDSS-II

Supernova cosmology without spectroscopic confirmation is an exciting new frontier which we address here with the Bayesian Estimation Applied to Multiple Species (BEAMS) algorithm and the full three years of data from the Sloan Digital Sky…

Cosmology and Nongalactic Astrophysics · Physics 2015-06-03 Renée Hlozek , Martin Kunz , Bruce Bassett , Mat Smith , James Newling , Melvin Varughese , Rick Kessler , Joe Bernstein , Heather Campbell , Ben Dilday , Bridget Falck , Joshua Frieman , Steve Kulhmann , Hubert Lampeitl , John Marriner , Robert C. Nichol , Adam G. Riess , Masao Sako , Donald P. Schneider

Lick Observatory Supernova Search Follow-Up Program: Photometry Data Release of 93 Type Ia Supernovae

We present BVRI and unfiltered light curves of 93 Type Ia supernovae (SNe Ia) from the Lick Observatory Supernova Search (LOSS) follow-up program conducted between 2005 and 2018. Our sample consists of 78 spectroscopically normal SNe Ia,…

Solar and Stellar Astrophysics · Physics 2019-10-09 Benjamin E. Stahl , WeiKang Zheng , Thomas de Jaeger , Alexei V. Filippenko , Andrew Bigley , Kyle Blanchard , Peter K. Blanchard , Thomas G. Brink , Samantha K. Cargill , Chadwick Casper , Sanyum Channa , Byung Yun Choi , Nick Choksi , Jason Chu , Kelsey I. Clubb , Daniel P. Cohen , Michael Ellison , Edward Falcon , Pegah Fazeli , Kiera Fuller , Mohan Ganeshalingam , Elinor L. Gates , Carolina Gould , Goni Halevi , Kevin T. Hayakawa , Julia Hestenes , Benjamin T. Jeffers , Niels Joubert , Michael T. Kandrashoff , Minkyu Kim , Haejung Kim , Michelle E. Kislak , Io Kleiser , Jason J. Kong , Maxime de Kouchkovsky , Daniel Krishnan , Sahana Kumar , Joel Leja , Erin J. Leonard , Gary Z. Li , Weidong Li , Philip Lu , Michelle N. Mason , Jeffrey Molloy , Kenia Pina , Jacob Rex , Timothy W. Ross , Samantha Stegman , Kevin Tang , Patrick Thrasher , Xianggao Wang , Andrew Wilkins , Heechan Yuk , Sameen Yunus , Keto Zhang

Supernova / Acceleration Probe: A Satellite Experiment to Study the Nature of the Dark Energy

The Supernova / Acceleration Probe (SNAP) is a proposed space-based experiment designed to study the dark energy and alternative explanations of the acceleration of the Universe's expansion by performing a series of complementary…

Astrophysics · Physics 2009-09-29 SNAP Collaboration , G. Aldering , W. Althouse , R. Amanullah , J. Annis , P. Astier , C. Baltay , E. Barrelet , S. Basa , C. Bebek , L. Bergstrom , G. Bernstein , M. Bester , B. Bigelow , R. Blandford , R. Bohlin , A. Bonissent , C. Bower , M. Brown , M. Campbell , W. Carithers , E. Commins , W. Craig , C. Day , F. DeJongh , S. Deustua , T. Diehl , S. Dodelson , A. Ealet , R. Ellis , W. Emmet , D. Fouchez , J. Frieman , A. Fruchter , D. Gerdes , L. Gladney , G. Goldhaber , A. Goobar , D. Groom , H. Heetderks , M. Hoff , S. Holland , M. Huffer , L. Hui , D. Huterer , B. Jain , P. Jelinsky , A. Karcher , S. Kent , S. Kahn , A. Kim , W. Kolbe , B. Krieger , G. Kushner , N. Kuznetsova , R. Lafever , J. Lamoureux , M. Lampton , O. Le Fevre , M. Levi , P. Limon , H. Lin , E. Linder , S. Loken , W. Lorenzon , R. Malina , J. Marriner , P. Marshall , R. Massey , A. Mazure , T. McKay , S. McKee , R. Miquel , N. Morgan , E. Mortsell , N. Mostek , S. Mufson , J. Musser , P. Nugent , H. Oluseyi , R. Pain , N. Palaio , D. Pankow , J. Peoples , S. Perlmutter , E. Prieto , D. Rabinowitz , A. Refregier , J. Rhodes , N. Roe , D. Rusin , V. Scarpine , M. Schubnell , M. Sholl , G. Smadja , R. M. Smith , G. Smoot , J. Snyder , A. Spadafora , A. Stebbins , C. Stoughton , A. Szymkowiak , G. Tarle , K. Taylor , A. Tilquin , A. Tomasch , D. Tucker , D. Vincent , H. von der Lippe , J-P. Walder , G. Wang , W. Wester

Detection and classification of supernovae beyond z~2 redshift with the James Webb Space Telescope

Future time-domain surveys for transient events in the near- and mid-infrared bands will significantly extend our understanding about the physics of the early Universe. In this paper we study the implications of a deep (~27 mag), long-term…

High Energy Astrophysical Phenomena · Physics 2019-04-10 Eniko Regos , Jozsef Vinko

Observational Evidence from Supernovae for an Accelerating Universe and a Cosmological Constant

We present observations of 10 type Ia supernovae (SNe Ia) between 0.16 < z < 0.62. With previous data from our High-Z Supernova Search Team, this expanded set of 16 high-redshift supernovae and 34 nearby supernovae are used to place…

Astrophysics · Physics 2008-11-26 Adam G. Riess , Alexei V. Filippenko , Peter Challis , Alejandro Clocchiattia , Alan Diercks , Peter M. Garnavich , Ron L. Gilliland , Craig J. Hogan , Saurabh Jha , Robert P. Kirshner , B. Leibundgut , M. M. Phillips , David Reiss , Brian P. Schmidt , Robert A. Schommer , R. Chris Smith , J. Spyromilio , Christopher Stubbs , Nicholas B. Suntzeff , John Tonry

The DEHVILS Survey Overview and Initial Data Release: High-Quality Near-Infrared Type Ia Supernova Light Curves at Low Redshift

While the sample of optical Type Ia Supernova (SN Ia) light curves (LCs) usable for cosmological parameter measurements surpasses 2000, the sample of published, cosmologically viable near-infrared (NIR) SN Ia LCs, which have been shown to…

Cosmology and Nongalactic Astrophysics · Physics 2023-04-19 Erik R. Peterson , David O. Jones , Daniel Scolnic , Bruno O. Sánchez , Aaron Do , Adam G. Riess , Sam M. Ward , Arianna Dwomoh , Thomas de Jaeger , Saurabh W. Jha , Kaisey S. Mandel , Justin D. R. Pierel , Brodie Popovic , Benjamin M. Rose , David Rubin , Benjamin J. Shappee , Stephen Thorp , John L. Tonry , R. Brent Tully , Maria Vincenzi

Confirmation of Hostless Type Ia Supernovae Using Hubble Space Telescope Imaging

We present deep Hubble Space Telescope imaging at the locations of four, potentially hostless, long-faded Type Ia supernovae (SNe Ia) in low-redshift, rich galaxy clusters that were identified in the Multi-Epoch Nearby Cluster Survey.…

Astrophysics of Galaxies · Physics 2015-07-15 Melissa L. Graham , David J. Sand , Dennis Zaritsky , Chris J. Pritchet

Two Type Ia Supernovae at Redshift ~2 : Improved Classification and Redshift Determination with Medium-band Infrared Imaging

We present two supernovae (SNe) discovered with the Hubble Space Telescope (HST) in the Cosmic Assembly Near-infrared Deep Extragalactic Legacy Survey (CANDELS), an HST multi-cycle treasury program. We classify both objects as Type Ia SNe…

Cosmology and Nongalactic Astrophysics · Physics 2016-02-17 Steven A. Rodney , Adam G. Riess , Daniel M. Scolnic , David O. Jones , Shoubaneh Hemmati , Alberto Molino , Curtis McCully , Bahram Mobasher , Louis-Gregory Strolger , Or Graur , Brian Hayden , Stefano Casertano

TITAN DR1: An Improved, Validated, and Systematically-Controlled Recalibration of ATLAS Photometry toward Type Ia Supernova Cosmology

ATLAS (Asteroid Terrestrial Last Alert System) is a time-domain survey using four telescopes, covering the entire sky. It has observed over 10,000 spectroscopically confirmed Type Ia supernovae (SNe~Ia), with thousands of cosmology-grade…

Cosmology and Nongalactic Astrophysics · Physics 2025-12-29 Elijah G. Marlin , Yukei S. Murakami , Dillon Brout , Jack W. Tweddle , Brodie Popovic , Ken W. Smith , Stephen J. Smartt , Daniel M. Scolnic , David Jones , Erik R. Peterson , Adam G. Riess , Maria Vincenzi , Nora F. Sherman , Maria Acevedo , Jasper Milstein , Mitchell Dixon , Armin Rest