Related papers: MagAO: Status and Science

Increasing the sensitivity of a Shack-Hartmann sensor

The Max-Planck institutes for astronomy (MPIA) and for extraterrestrial physics (MPE) run an adaptive optics (AO) system with a laser guide star at the 3.5 m telescope on Calar Alto, Spain. This system, called ALFA, produces now scientific…

Instrumentation and Methods for Astrophysics · Physics 2016-07-20 Markus Kasper , Douglas Looze , Stefan Hippler , Ric Davies , Andreas Glindemann

The MACHO Project Dark Matter Search

We provide a status report on our search for dark matter in our Galaxy in the form of massive compact halo objects (or Machos), using gravitational microlensing of background stars. This search uses a very large format CCD camera on the…

Astrophysics · Physics 2007-05-23 D. P. Bennett , C. Alcock , R. A. Allsman , T. S. Axelrod , K. H. Cook , K. C. Freeman , K. Griest , S. L. Marshall , B. A. Peterson , M. R. Pratt , P. J. Quinn , A. W. Rodgers , C. W. Stubbs , W. Sutherland

A Pathfinder for Imaging Extrasolar Earths from the Ground

The Subaru Coronagraphic Extreme Adaptive Optics (SCExAO) project is an instrument on the Subaru telescope that is pushing the frontiers of what is possible with ground-based high-contrast imaging of extrasolar planets. The system features…

Earth and Planetary Astrophysics · Physics 2019-06-07 Thayne Currie

A New Type of Exoplanet Direct Imaging Search: The SCExAO/CHARIS Survey of Accelerating Stars

We present first results from a new exoplanet direct imaging survey being carried out with the Subaru Coronagraphic Extreme Adaptive Optics project (SCExAO) coupled to the CHARIS integral field spectrograph and assisted with Keck/NIRC2,…

Earth and Planetary Astrophysics · Physics 2021-09-22 Thayne Currie , Timothy Brandt , Masayuki Kuzuhara , Jeffrey Chilcote , Edward Cashman , R. Y. Liu , Kellen Lawson , Taylor Tobin , G. Mirek Brandt , Olivier Guyon , Julien Lozi , Vincent Deo , Sebastien Vievard , Kyohoon Ahn , Nour Skaf

The International Axion Observatory (IAXO): case, status and plans. Input to the European Strategy for Particle Physics

The International Axion Observatory (IAXO) is a next-generation axion helioscope designed to search for solar axions with unprecedented sensitivity. IAXO holds a unique position in the global landscape of axion searches, as it will probe a…

High Energy Physics - Phenomenology · Physics 2025-04-02 A. Arcusa , S. Ahyoune , K. Altenmuller , I. Antolin , S. Basso , P. Brun , V. Burwitz , F. R. Candon , J. F. Castel , S. Cebrian , D. Chouhan , R. Della Ceca , M. Cervera-Cortes , M. M. Civitani , C. Cogollos , E. Costa , V. Cotroneo , T. Dafni , K. Desch , M. C. Diaz-Martin , A. Diaz-Morcillo , D. Diez-Ibanez , C. Diez Pardos , M. Dinter , B. Dobrich , A. Dudarev , A. Ezquerro , S. Fabiani , E. Ferrer-Ribas , F. Finelli , I. Fleck , J. Galan , G. Galanti , M. Galaverni , J. Galindo Guarch , J. A. Garcia , J. M. Garcia-Barcelo , L. Gastaldo , M. Giannotti , A. Giganon , C. Goblin , N. Goyal , Y. Gu , L. Hagge , L. Helary , D. Hengstler , D. Heuchel , S. Hoof , R. Iglesias-Marzoa , F. J. Iguaz , M. Iglesias , C. Iniguez , I. G. Irastorza , K. Jakovcic , D. Kafer , J. Kaminski , S. Karstensen , M. Law , A. Lindner , M. Loidl , C. Loiseau , G. Lopez-Alegre , A. Lozano-Guerrero , G. Luzon , I. Manthos , C. Margalejo , A. Marin-Franch , J. Marques , F. Marutzky , C. Menneglier , M. Mentink , S. Mertens , J. Miralda-Escude , H. Mirallas , F. Muleri , J. R. Navarro-Madrid , X. F. Navick , K. Nikolopoulos , A. Notari , L. Obis , A. Ortiz-de-Solorzano , T. O'Shea , J. von Oy , G. Pareschi , T. Papaevangelou , K. Perez , O. Perez , E. Picatoste , M. J. Pivovaroff , J. Porron , M. J. Puyuelo , A. Quintana , J. Redondo , D. Reuther , A. Ringwald , M. Rodrigues , A. Rubini , S. Rueda-Teruel , F. Rueda-Teruel , E. Ruiz-Choliz , J. Ruz , J. Schaffran , T. Schiffer , S. Schmidt , U. Schneekloth , L. Schonfeld , M. Schott , L. Segui , U. R. Singh , P. Soffitta , D. Spiga , M. Stern , O. Straniero , F. Tavecchio , G. Vecchi , J. K. Vogel , R. Ward , A. Weltman , C. Wiesinger , R. Wolf , J. Woo , A. Yanes-Diaz , Y. Yu

Making the unmodulated pyramid wavefront sensor smart II. First on-sky demonstration of extreme adaptive optics with deep learning

Pyramid wavefront sensors (PWFSs) are the preferred choice for current and future extreme adaptive optics (XAO) systems. Almost all instruments use the PWFS in its modulated form to mitigate its limited linearity range. However, this…

Instrumentation and Methods for Astrophysics · Physics 2025-03-24 R. Landman , S. Y. Haffert , J. D. Long , J. R. Males , L. M. Close , W. B. Foster , K. Van Gorkom , O. Guyon , A. D. Hedglen , P. T. Johnson , M. Y. Kautz , J. K. Kueny , J. Li , J. Liberman , J. Lumbres , E. A. McEwen , A. McLeod , L. Schatz , E. Tonucci , K. Twitchell

NGSs acquisition in MORFEO

MORFEO (Multi-conjugate adaptive Optics Relay For ELT Observation) is the future multi-conjugate adaptive optics system for the ESO ELT that will feed the instrument MICADO (Multi-AO Imaging Camera for Deep Observations). It will use the 6…

Instrumentation and Methods for Astrophysics · Physics 2024-06-24 Guido Agapito , Lorenzo Busoni , Cédric Plantet , Giulia Carlà , Marco Bonaglia , Paolo Ciliegi

An Adaptive Optics Survey for Companions to Stars with Extra-Solar Planets

We have undertaken an adaptive optics (AO) imaging survey of extrasolar planetary systems and stars showing interesting radial velocity trends from high precision radial velocity searches. AO increases the resolution and dynamic range of an…

Astrophysics · Physics 2007-05-23 J. P. Lloyd , M. C. Liu , J. R. Graham , M. Enoch , P. Kalas , G. W. Marcy , D. Fischer , J. Patience , B. Macintosh , D. T. Gavel , S. S. Olivier , C. E. Max , R. White , A. M. Ghez , I. S. McLean

Results from MAGIC Observations of Extragalactic Relativistic Sources

The Major Atmospheric Gamma-ray Imaging Cherenkov (MAGIC) experiment is an array of two 17-meter telescopes located in the Canary Island of La Palma that observes the very-high energy (VHE) gamma-ray sky in stereoscopic mode since 2009.…

High Energy Astrophysical Phenomena · Physics 2019-08-13 Ulisses Barres de Almeida

MagAO-X and HST high-contrast imaging of the AS209 disk at H$\alpha$

The detection of emission lines associated with accretion processes is a direct method for studying how and where gas giant planets form, how young planets interact with their natal protoplanetary disk and how volatile delivery to their…

Earth and Planetary Astrophysics · Physics 2023-08-24 Gabriele Cugno , Yifan Zhou , Thanawuth Thanathibodee , Per Calissendorff , Michael R. Meyer , Suzan Edwards , Jaehan Bae , Myriam Benisty , Edwin Bergin , Matthew De Furio , Stefano Facchini , Jared R. Males , Laird M. Close , Richard D. Teague , Olivier Guyon , Sebastiaan Y. Haffert , Alexander D. Hedglen , Maggie Kautz , Andrés Izquierdo , Joseph D. Long , Jennifer Lumbres , Avalon L. McLeod , Logan A. Pearce , Lauren Schatz , Kyle Van Gorkom

LASSO: Large Adaptive optics Survey for Substellar Objects using the new SAPHIRA detector on Robo-AO

We report on initial results from the largest infrared AO direct imaging survey searching for wide orbit (>100 AU) massive exoplanets and brown dwarfs as companions around young nearby stars using Robo-AO at the 2.1-m telescope on Kitt…

Earth and Planetary Astrophysics · Physics 2018-07-26 Maissa Salama , James Ou , Christoph Baranec , Michael C. Liu , Brendan P. Bowler , Reed Riddle , Dmitry Duev , Donald Hall , Dani Atkinson , Sean Goebel , Mark Chun , Shane Jacobson , Charles Lockhart , Eric Warmbier , Shrinivas Kulkarni , Nicholas M. Law

Analysis of on-sky MOAO performance of CANARY using natural guide stars

The first on-sky results obtained by CANARY, the Multi-Object Adaptive Optics (MOAO) demonstrator, are analysed. The data were recorded at the William Herschel Telescope, at the end of September 2010. We describe the command and…

Instrumentation and Methods for Astrophysics · Physics 2014-06-24 Fabrice Vidal , Eric Gendron , Gerard Rousset , Tim Morris , Alastair Basden , Richard Myers , Matthieu Brangier , Fanny Chemla , Nigel Dipper , Damien Gratadour , David Henry , Zoltan Hubert , Andy Longmore , Olivier Martin , Gordon Talbot , Eddy Younger

The major upgrade of the MAGIC telescopes, Part I: The hardware improvements and the commissioning of the system

The MAGIC telescopes are two Imaging Atmospheric Cherenkov Telescopes (IACTs) located on the Canary island of La Palma. The telescopes are designed to measure Cherenkov light from air showers initiated by gamma rays in the energy regime…

Instrumentation and Methods for Astrophysics · Physics 2015-05-01 MAGIC Collaboration , J. Aleksic , S. Ansoldi , L. A. Antonelli , P. Antoranz , A. Babic , P. Bangale , M. Barcelo , J. A. Barrio , J. Becerra Gonzalez , W. Bednarek , E. Bernardini , B. Biasuzzi , A. Biland , M. Bitossi , O. Blanch , S. Bonnefoy , G. Bonnoli , F. Borracci , T. Bretz , E. Carmona , A. Carosi , R. Cecchi , P. Colin , E. Colombo , J. L. Contreras , D. Corti , J. Cortina , S. Covino , P. Da Vela , F. Dazzi , A. De Angelis , G. De Caneva , B. De Lotto , E. de Ona Wilhelmi , C. Delgado Mendez , A. Dettlaff , D. Dominis Prester , D. Dorner , M. Doro , S. Einecke , D. Eisenacher , D. Elsaesser , D. Fidalgo , D. Fink , M. V. Fonseca , L. Font , K. Frantzen , C. Fruck , D. Galindo , R. J. Garcia Lopez , M. Garczarczyk , D. Garrido Terrats , M. Gaug , G. Giavitto , N. Godinovic , A. Gonzalez Munoz , S. R. Gozzini , W. Haberer , D. Hadasch , Y. Hanabata , M. Hayashida , J. Herrera , D. Hildebrand , J. Hose , D. Hrupec , W. Idec , J. M. Illa , V. Kadenius , H. Kellermann , M. L. Knoetig , K. Kodani , Y. Konno , J. Krause , H. Kubo , J. Kushida , A. La Barbera , D. Lelas , J. L. Lemus , N. Lewandowska , E. Lindfors , S. Lombardi , F. Longo , M. Lopez , R. Lopez-Coto , A. Lopez-Oramas , A. Lorca , E. Lorenz , I. Lozano , M. Makariev , K. Mallot , G. Maneva , N. Mankuzhiyil , K. Mannheim , L. Maraschi , B. Marcote , M. Mariotti , M. Martinez , D. Mazin , U. Menzel , J. M. Miranda , R. Mirzoyan , A. Moralejo , P. Munar-Adrover , D. Nakajima , M. Negrello , V. Neustroev , A. Niedzwiecki , K. Nilsson , K. Nishijima , K. Noda , R. Orito , A. Overkemping , S. Paiano , M. Palatiello , D. Paneque , R. Paoletti , J. M. Paredes , X. Paredes-Fortuny , M. Persic , J. Poutanen , P. G. Prada Moroni , E. Prandini , I. Puljak , R. Reinthal , W. Rhode , M. Ribo , J. Rico , J. Rodriguez Garcia , S. Rugamer , T. Saito , K. Saito , K. Satalecka , V. Scalzotto , V. Scapin , C. Schultz , J. Schlammer , S. Schmidl , T. Schweizer , A. Sillanpaa , J. Sitarek , I. Snidaric , D. Sobczynska , F. Spanier , A. Stamerra , T. Steinbring , J. Storz , M. Strzys , L. Takalo , H. Takami , F. Tavecchio , L. A. Tejedor , P. Temnikov , T. Terzic , D. Tescaro , M. Teshima , J. Thaele , O. Tibolla , D. F. Torres , T. Toyama , A. Treves , P. Vogler , H. Wetteskind , M. Will , R. Zanin

SCExAO as a precursor to an ELT exoplanet direct imaging instrument

The Subaru Coronagraphic Extreme AO (SCExAO) instrument consists of a high performance Phase Induced Amplitude Apodisation (PIAA) coronagraph combined with an extreme Adaptive Optics (AO) system operating in the near-infrared (H band). The…

Instrumentation and Methods for Astrophysics · Physics 2015-06-17 Nemanja Jovanovic , Olivier Guyon , Frantz martinache , Christophe Clergeon , Garima Singh , Sebastien Vievard , Tomoyuki Kudo , Vincent Garrel , Barnaby Norris , Peter Tuthill , Paul Stewart , Elsa huby , Guy Perrin , Sylvestre Lacour

Status and new operation modes of the versatile VLT/NACO

This paper aims at giving an update on the most versatile adaptive optics fed instrument to date, the well known and successful NACO . Although NACO is only scheduled for about two more years at the Very Large Telescope (VLT), it keeps on…

Instrumentation and Methods for Astrophysics · Physics 2010-09-08 Julien H. V. Girard , Markus Kasper , Sascha P. Quanz , Matthew A. Kenworthy , Sridharan Rengaswamy , Rainer Schödel , Alexandre Gallenne , Stefan Gillessen , Nicolas Huerta , Pierre Kervella , Nick Kornweibel , Rainer Lenzen , Antoine Mérand , Guillaume Montagnier , Jared O'Neal , Gérard Zins , the NACO IOT

Single conjugate adaptive optics for the ELT instrument METIS

The ELT is a 39m large, ground-based optical and near- to mid-infrared telescope under construction in the Chilean Atacama desert. Operation is planned to start around the middle of the next decade. All first light instruments will come…

Instrumentation and Methods for Astrophysics · Physics 2019-01-23 Stefan Hippler , Markus Feldt , Thomas Bertram , Wolfgang Brandner , Faustine Cantalloube , Brunella Carlomagno , Olivier Absil , Andreas Obereder , Iuliia Shatokhina , Remko Stuik

End to end numerical simulations of the MAORY multiconjugate adaptive optics system

MAORY is the adaptive optics module of the E-ELT that will feed the MICADO imaging camera through a gravity invariant exit port. MAORY has been foreseen to implement MCAO correction through three high order deformable mirrors driven by the…

Instrumentation and Methods for Astrophysics · Physics 2015-06-22 Carmelo Arcidiacono , Laura Schreiber , Giovanni Bregoli , Emiliano Diolaiti , Italo Foppiani , Giuseppe Cosentino , Matteo Lombini , R. C. Butler , Paolo Ciliegi

Conceptual Design of the International Axion Observatory (IAXO)

The International Axion Observatory (IAXO) will be a forth generation axion helioscope. As its primary physics goal, IAXO will look for axions or axion-like particles (ALPs) originating in the Sun via the Primakoff conversion of the solar…

Instrumentation and Detectors · Physics 2015-04-01 E. Armengaud , F. T. Avignone , M. Betz , P. Brax , P. Brun , G. Cantatore , J. M. Carmona , G. P. Carosi , F. Caspers , S. Caspi , S. A. Cetin , D. Chelouche , F. E. Christensen , A. Dael , T. Dafni , M. Davenport , A. V. Derbin , K. Desch , A. Diago , B. Döbrich , I. Dratchnev , A. Dudarev , C. Eleftheriadis , G. Fanourakis , E. Ferrer-Ribas , J. Galán , J. A. García , J. G. Garza , T. Geralis , B. Gimeno , I. Giomataris , S. Gninenko , H. Gómez , D. González-Díaz , E. Guendelman , C. J. Hailey , T. Hiramatsu , D. H. H. Hoffmann , D. Horns , F. J. Iguaz , I. G. Irastorza , J. Isern , K. Imai , A. C. Jakobsen , J. Jaeckel , K. Jakovčić , J. Kaminski , M. Kawasaki , M. Karuza , M. Krčmar , K. Kousouris , C. Krieger , B. Lakić , O. Limousin , A. Lindner , A. Liolios , G. Luzón , S. Matsuki , V. N. Muratova , C. Nones , I. Ortega , T. Papaevangelou , M. J. Pivovaroff , G. Raffelt , J. Redondo , A. Ringwald , S. Russenschuck , J. Ruz , K. Saikawa , I. Savvidis , T. Sekiguchi , Y. K. Semertzidis , I. Shilon , P. Sikivie , H. Silva , H. ten Kate , A. Tomas , S. Troitsky , T. Vafeiadis , K. van Bibber , P. Vedrine , J. A. Villar , J. K. Vogel , L. Walckiers , A. Weltman , W. Wester , S. C. Yildiz , K. Zioutas

VHE $\gamma$-ray observations of bright BL Lacs with the Large-Sized Telescope prototype (LST-1) of the CTAO

Cherenkov Telescope Array Observatory (CTAO) is the next-generation ground-based gamma-ray observatory operating in the energy range from 20 GeV up to 300 TeV, with two sites in La Palma (Spain) and Paranal (Chile). It will consist of…

High Energy Astrophysical Phenomena · Physics 2025-11-18 The CTAO-LST Project , : , K. Abe , S. Abe , A. Abhishek , F. Acero , A. Aguasca-Cabot , I. Agudo , C. Alispach , D. Ambrosino , F. Ambrosino , L. A. Antonelli , C. Aramo , A. Arbet-Engels , C. Arcaro , T. T. H. Arnesen , K. Asano , P. Aubert , A. Baktash , M. Balbo , A. Bamba , A. Baquero Larriva , U. Barres de Almeida , J. A. Barrio , L. Barrios Jiménez , I. Batkovic , J. Baxter , J. Becerra González , E. Bernardini , J. Bernete , A. Berti , I. Bezshyiko , C. Bigongiari , E. Bissaldi , O. Blanch , G. Bonnoli , P. Bordas , G. Borkowski , G. Brunelli , A. Bulgarelli , M. Bunse , I. Burelli , L. Burmistrov , M. Cardillo , S. Caroff , A. Carosi , R. Carraro , M. S. Carrasco , F. Cassol , D. Cerasole , G. Ceribella , A. Cerviño Cortínez , Y. Chai , K. Cheng , A. Chiavassa , M. Chikawa , G. Chon , L. Chytk , G. M. Cicciari , A. Cifuentes , J. L. Contreras , J. Cortina , H. Costantini , M. Dalchenko , P. Da Vela , F. Dazzi , A. De Angelis , M. de Bony de Lavergne , R. Del Burgo , C. Delgado , J. Delgado Mengual , M. Dellaiera , D. della Volpe , B. De Lotto , L. Del Peral , R. de Menezes , G. De Palma , C. Díaz , G. Di Marco , A. Di Piano , F. Di Pierr , R. Di Tria , L. Di Venere , R. M. Dominik , D. Dominis Prester , A. Donini , D. Dorner , M. Doro , L. Eisenberger , D. Elsässer , G. Emery , J. Escudero , V. Fallah Ramazani , F. Ferrarotto , A. Fiasson , L. Foffano , F. Frías García-Lago , S. Fröse , Y. Fukazawa , S. Gallozzi , R. Garcia López , S. Garcia Soto , C. Gasbarra , D. Gasparrini , D. Geyer , J. Giesbrecht Paiva , N. Giglietto , F. Giordano , N. Godinovic , T. Gradetzke , R. Grau , D. Green , J. Green , S. Gunji , P. Günther , J. Hackfeld , D. Hadasch , A. Hahn , M. Hashizume , T. Hassan , K. Hayashi , L. Heckmann , M. Heller , J. Herrera Llorente , K. Hirotani , D. Hoffmann , D. Horns , J. Houles , M. Hrabovsky , D. Hrupec , D. Hui , M. Iarlori , R. Imazawa , T. Inada , Y. Inome , S. Inoue , K. Ioka , M. Iori , T. Itokawa , A. Iuliano , J. Jahanvi , I. Jimenez Martinez , J. Jimenez Quiles , I. Jorge Rodrigo , J. Jurysek , M. Kagaya , O. Kalashev , V. Karas , H. Katagiri , D. Kerszberg , T. Kiyomoto , Y. Kobayashi , K. Kohri , A. Kong , P. Kornecki , H. Kubo , J. Kushida , B. Lacave , M. Lainez , G. Lamanna , A. Lamastra , L. Lemoigne , M. Linhoff , S. Lombardi , F. Longo , R. López-Coto , M. López-Moya , A. López-Oramas , S. Loporchio , A. Lorini , J. Lozano Bahilo , F. Lucarelli , H. Luciani , P. L. Luque-Escamilla , P. Majumdar , M. Makariev , M. Mallamaci , D. Mandat , M. Manganaro , D. K. Maniadakis , G. Manicò , K. Mannheim , S. Marchesi , F. Marini , M. Mariotti , P. Marquez , G. Marsella , J. Martí , O. Martinez , G. Martínez , M. Martínez , A. Mas-Aguilar , M. Massa , G. Maurin , D. Mazin , J. Méndez-Gallego , S. Menon , E. Mestre Guillen , D. Miceli , T. Miener , J. M. Miranda , R. Mirzoyan , M. Mizote , T. Mizuno , M. Molero Gonzalez , E. Molina , T. Montaruli , A. Moralejo , D. Morcuende , A. Moreno Ramos , A. Morselli , V. Moya , H. Muraishi , S. Nagataki , T. Nakamori , A. Neronov , D. Nieto Castaño , M. Nievas Rosillo , L. Nikolic , K. Nishijima , K. Noda , D. Nosek , V. Novotny , S. Nozaki , M. Ohishi , Y. Ohtani , T. Oka , A. Okumura , R. Orito , L. Orsini , J. Otero-Santos , P. Ottanelli , M. Palatiello , G. Panebianco , D. Paneque , F. R. Pantaleo , R. Paoletti , J. M. Paredes , M. Pech , M. Pecimotika , M. Peresano , F. Pfeifle , E. Pietropaolo , M. Pihet , G. Pirola , C. Plard , F. Podobnik , M. Polo , E. Prandini , C. Priyadarshi , M. Prouza , S. Rainò , R. Rando , W. Rhode , M. Ribó , V. Rizi , G. Rodriguez Fernandez , M. D. Rodríguez Frías , P. Romano , A. Roy , A. Ruina , E. Ruiz-Velasco , T. Saito , S. Sakurai , D. A. Sanchez , H. Sano , T. Šarić , Y. Sato , F. G. Saturni , V. Savchenko , F. Schiavone , B. Schleicher , F. Schmuckermaier , J. L. Schubert , F. Schussler , T. Schweizer , M. Seglar Arroyo , T. Siegert , G. Silvestri , A. Simongini , J. Sitarek , V. Sliusar , A. Stamerra , J. Strišković , M. Strzys , Y. Suda , A. Sunny , H. Tajima , M. Takahashi , J. Takata , R. Takeishi , P. H. T. Tam , S. J. Tanaka , D. Tateishi , T. Tavernier , P. Temnikov , Y. Terada , K. Terauchi , T. Terzic , M. Teshima , M. Tluczykont , F. Tokanai , T. Tomura , D. F. Torres , F. Tramonti , P. Travnicek , G. Tripodo , A. Tutone , M. Vacula , J. van Scherpenberg , M. Vázquez Acosta , S. Ventura , S. Vercellone , G. Verna , I. Viale , A. Vigliano , C. F. Vigorito , E. Visentin , V. Vitale , V. Voitsekhovskyi , G. Voutsinas , I. Vovk , T. Vuillaume , R. Walter , L. Wan , M. Will , J. Wójtowicz , T. Yamamoto , R. Yamazaki , Y. Yao , P. K. H. Yeung , T. Yoshida , T. Yoshikoshi , W. Zhang

The First Laser Guide Star Adaptive Optics Observations of the Galactic Center: Sgr A*'s Infrared Color and the Extended Red Emission in its Vicinity

(Abridged) We present the first Laser Guide Star Adaptive Optics (LGS-AO) observations of the Galactic center. LGS-AO has dramatically improved the quality, robustness, and versatility with which high angular resolution infrared images of…

Astrophysics · Physics 2009-02-18 A. M. Ghez , S. D. Hornstein , J. Lu , A. Bouchez , D. Le Mignant , M. A. van Dam , P. Wizinowich , K. Matthews , M. Morris , E. E. Becklin , R. D. Campbell , J. C. Y. Chin , S. K. Hartman , E. M. Johansson , R. E. Lafon , P. J. Stomski , D. M. Summers