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Related papers: Upgrading the Gemini Planet Imager: GPI 2.0

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The Gemini Multi-conjugate Adaptive Optics System - GeMS, a facility instrument mounted on the Gemini South telescope, delivers a uniform, near diffraction limited images at near infrared wavelengths (0.95 microns- 2.5 microns) over a field…

We describe a new Large Program in progress on the Gemini North and South telescopes: Gemini Observations of Galaxies in Rich Early Environments (GOGREEN). This is an imaging and deep spectroscopic survey of 21 galaxy systems at $1<z<1.5$,…

The Planet Formation Imager (PFI) initiative aims at developing the next generation large scale facility for imaging astronomical optical interferometry operating in the mid-infrared. Here we report on the progress of the Planet Formation…

Instrumentation and Methods for Astrophysics · Physics 2016-08-18 Stefano Minardi , Sylvestre Lacour , Jean-Philippe Berger , Lucas Labadie , Robert R. Thomson , Chris Haniff , Michael Ireland

With over 1,000,000 images from more than 10,000 exposures using state-of-the-art high-contrast imagers (e.g., Gemini Planet Imager, VLT/SPHERE) in the search for exoplanets, can artificial intelligence (AI) serve as a transformative tool…

Earth and Planetary Astrophysics · Physics 2025-06-05 Fangyi Cao , Bin Ren , Zihao Wang , Shiwei Fu , Youbin Mo , Xiaoyang Liu , Yuzhou Chen , Weixin Yao

The Planet Formation Imager (PFI) Project has formed a Technical Working Group (TWG) to explore possible facility architectures to meet the primary PFI science goal of imaging planet formation in situ in nearby star- forming regions. The…

The Wide Field Infrared Survey Telescope (WFIRST) Coronagraph Instrument (CGI) is a high-contrast imager and integral field spectrograph that will enable the study of exoplanets and circumstellar disks at visible wavelengths. Ground-based…

Instrumentation and Methods for Astrophysics · Physics 2019-01-15 Vanessa P. Bailey , Lee Armus , Bala Balasubramanian , Pierre Baudoz , Andrea Bellini , Dominic Benford , Bruce Berriman , Aparna Bhattacharya , Anthony Boccaletti , Eric Cady , Sebastiano Calchi Novati , Kenneth Carpenter , David Ciardi , Brendan Crill , William Danchi , John Debes , Richard Demers , Kjetil Dohlen , Robert Effinger , Marc Ferrari , Margaret Frerking , Dawn Gelino , Julien Girard , Kevin Grady , Tyler Groff , Leon Harding , George Helou , Avenhaus Henning , Markus Janson , Jason Kalirai , Stephen Kane , N. Jeremy Kasdin , Matthew Kenworthy , Brian Kern , John Krist , Jeffrey Kruk , Anne Marie Lagrange , Seppo Laine , Maud Langlois , Herve Le Coroller , Chris Lindensmith , Patrick Lowrance , Anne-Lise Maire , Sangeeta Malhotra , Avi Mandell , Michael McElwain , Camilo Mejia Prada , Bertrand Mennesson , Tiffany Meshkat , Dwight Moody , Patrick Morrissey , Leonidas Moustakas , Mamadou N'Diaye , Bijan Nemati , Charley Noecker , Roberta Paladini , Marshall Perrin , Ilya Poberezhskiy , Marc Postman , Laurent Pueyo , Solange Ramirez , Clement Ranc , Jason Rhodes , A. J. E. Riggs , Maxime Rizzo , Aki Roberge , Daniel Rouan , Joshua Schlieder , Byoung-Joon Seo , Stuart Shaklan , Fang Shi , Remi Soummer , David Spergel , Karl Stapelfeldt , Christopher Stark , Motohide Tamura , Hong Tang , John Trauger , Margaret Turnbull , Roeland van der Marel , Arthur Vigan , Benjamin Williams , Edward J. Wollack , Marie Ygouf , Feng Zhao , Hanying Zhoud , Neil Zimmerman

The Planet Formation Imager (PFI) project aims to provide a strong scientific vision for ground-based optical astronomy beyond the upcoming generation of Extremely Large Telescopes. We make the case that a breakthrough in angular resolution…

In this paper, we study the feasibility of obtaining near-infrared spectra of bright extrasolar planets with the 2nd generation VLTI Spectro-Imager instrument (VSI), which has the required angular resolution to resolve nearby hot Extrasolar…

Astrophysics · Physics 2009-11-13 S. Renard , O. Absil , J. -P. Berger , X. Bonfils , T. Forveille , F. Malbet

In the last decade, about a dozen giant exoplanets have been directly imaged in the IR as companions to young stars. With photometry and spectroscopy of these planets in hand from new extreme coronagraphic instruments such as SPHERE at VLT…

Earth and Planetary Astrophysics · Physics 2018-12-05 Beth A. Biller , Mickaël Bonnefoy

We propose a high-contrast coronagraph for direct imaging of young Jupiter-like planets orbiting nearby bright stars. The coronagraph employs a step-transmission filter in which the intensity is apodized with a finite number of steps of…

Instrumentation and Methods for Astrophysics · Physics 2015-05-14 Jiangpei Dou , Deqing Ren , Yongtian Zhu

Orbital monitoring of exoplanetary and stellar systems is fundamental for analysing their architecture, dynamical stability and evolution, and mechanisms of formation. Current high-contrast extreme-adaptive optics imagers like SPHERE, GPI,…

The search for extrasolar planets has driven rapid advances in instrumentation, resulting in cameras such as SPHERE at the VLT, GPI at Gemini South and SCExAO at Subaru, capable of achieving very high contrast ($\sim10^{6}$) around bright…

Solar and Stellar Astrophysics · Physics 2020-03-18 P. Scicluna , F. Kemper , R. Siebenmorgen , R. Wesson , J. A. D. L. Blommaert , S. Wolf

In the two decades since the first extra-solar planet was discovered, the detection and characterization of extra-solar planets has become one of the key endeavors in all of modern science. Recently direct detection techniques such as…

The GREGOR Fabry-Perot Interferometer (GFPI) is one of three first-light instruments of the German 1.5-meter GREGOR solar telescope at the Observatorio del Teide, Tenerife, Spain. The GFPI allows fast narrow-band imaging and post-factum…

Instrumentation and Methods for Astrophysics · Physics 2012-11-16 Klaus G. Puschmann , Horst Balthasar , Christian Beck , Rohan E. Louis , Emil Popow , Thomas Seelemann , Reiner Volkmer , Manfred Woche , Carsten Denker

The Keck Planet Imager and Characterizer (KPIC) is an upgrade to the Keck II adaptive optics system enabling high contrast imaging and high-resolution spectroscopic characterization of giant exoplanets in the mid-infrared (2-5 microns). The…

The next generation of solar telescopes will enable us to resolve the fundamental scales of the solar atmosphere, i.e., the pressure scale height and the photon mean free path. High-resolution observations of small-scale structures with…

Instrumentation and Methods for Astrophysics · Physics 2015-05-18 C. Denker

We report here the highest resolution near-IR imaging to date of the HD 141569A disc taken as part of the NICI Science Campaign. We recover 4 main features in the NICI images of the HD 141569 disc discovered in previous HST imaging: 1) an…

The Keck Planet Imager and Characterizer comprises of a series of upgrades to the Keck II adaptive optics system and instrument suite to improve the direct imaging and high resolution spectroscopy capabilities of the facility instruments…

Ghost imaging can capture 2D images with a point detector instead of an array sensor. It therefore offers a solution to the challenge of building area format sensors in wavebands where such sensors are difficult and expensive to produce and…

Image and Video Processing · Electrical Eng. & Systems 2022-08-09 Baolei Liu , Fan Wang , Chaohao Chen , Fei Dong , David McGloin

The Large Binocular Telescope Interferometer (LBTI) is a strategic instrument of the LBT designed for high-sensitivity, high-contrast, and high-resolution infrared (1.5-13 $\mu$m) imaging of nearby planetary systems. To carry out a wide…

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