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The Near-Inrared Spectrograph (NIRSpec) on the James Webb Space Telescope (JWST) is a very versatile instrument, offering multiobject and integral field spectroscopy with varying spectral resolution ($\sim$30 to $\sim$3000) over a wide…

MIRC-X is a new beam combination instrument at the CHARA array that enables 6-telescope interferometric imaging on object classes that until now have been out of reach for milliarcsecond-resolution imaging. As part of an instrumentation…

In the last years, the Observatory of Padova (Istituto Nazionale di Astrofisica - Osservatorio Astronomico di Padova) and the University of Padova have been involved massively in projects dedicated to the exoplanets search, both ground, and…

Instrumentation and Methods for Astrophysics · Physics 2020-12-15 Gabriele Umbriaco

During the last few years, considerable effort has been directed towards large-scale (>> $1 Billion US) missions to detect and characterize earth-like planets around nearby stars, such as the Terrestrial Planet Finder Interferometer (TPF-I)…

We present the design of a novel instrument tuned to detect transiting exoplanet atmospheres. The instrument, which we call the exoplanet transmission spectroscopy imager (ETSI), makes use of a new technique called common-path multi-band…

Instrumentation and Methods for Astrophysics · Physics 2020-12-03 Mary Anne Limbach , Luke M. Schmidt , D. L. DePoy , Jeffrey C. Mason , Mike Scobey , Pat Brown , Chelsea Taylor , Jennifer L. Marshall

The era of exoplanet characterization is upon us. For a subset of exoplanets -- the transiting planets -- physical properties can be measured, including mass, radius, and atmosphere characteristics. Indeed, measuring the atmospheres of a…

Astrophysics · Physics 2015-05-13 S. Seager , D. Deming , J. A. Valenti

The Roman Space Telescope will be a critical mission to demonstrate high-contrast imaging technologies allowing for the characterisation of exoplanets in reflected light. It will demonstrate $10^{-7}$ contrast limits or better at 3--9…

Instrumentation and Methods for Astrophysics · Physics 2024-09-18 Alexis Lau , Élodie Choquet , Lisa Altinier , Iva Laginja , Rémi Soummer , Laurent Pueyo , Nicolas Godoy , Arthur Vigan , David Mary

We describe the expected scientific capabilities of CHARIS, a high-contrast integral-field spectrograph (IFS) currently under construction for the Subaru telescope. CHARIS is part of a new generation of instruments, enabled by extreme…

Current data indicate that the reionization of the Universe was complete by redshift z~6-7, and while the sources responsible for this process have yet to be identified, star-forming galaxies are often considered the most likely candidates.…

Cosmology and Nongalactic Astrophysics · Physics 2013-10-09 E. Zackrisson , A. K. Inoue

We report the results of a prototype photometric search for transiting extrasolar planets using Subaru Suprime-Cam. Out of about 100,000 stars monitored around the Galactic plane (l=90 degree,b=0 degree), we find that 7,700 (27,000) stars…

Direct imaging characterization of extrasolar planets is often done at low spectral resolution. We model the spectrograph for the Gemini Planet Imager upgrade (GPI 2.0) and assess the instrument's potential for allowing observers to…

Earth and Planetary Astrophysics · Physics 2022-08-31 Arlene Aleman , Bruce Macintosh , Mary Anne Limbach , Mark Marley , Jeffrey Chilcote , Quinn Konopacky , Dmitry Savransky

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…

High-resolution spectroscopy has proven to be a powerful avenue for atmospheric remote sensing of exoplanets. Recently, ESO commissioned the CRIRES+ high-resolution infrared spectrograph at VLT. CRIRES+ is a cross-dispersed spectrograph…

Earth and Planetary Astrophysics · Physics 2022-08-26 Måns Holmberg , Nikku Madhusudhan

SPICA is a mid to far infra-red space mission to explore the processes that form galaxies, stars and planets. SPICA/SAFARI is the far infrared spectrometer that provides near-background limited observations between 34 and 230 micrometers.…

Instrumentation and Methods for Astrophysics · Physics 2021-01-13 Russell F. Shipman , Bart Vandenbussche , Edgar Castillo-Dominguez , Alvaro Labiano , Willem Jellema , Angiola Orlando

The detection and characterization of extrasolar planets with SPHERE (Spectro Polarimetric High contrast Exoplanet REsearch) is challenging and in particular relies on the ability of a coronagraph to attenuate the diffracted starlight.…

We plan to take advantage of the unprecedented combination of low thermal background and high resolution provided by the 6.5m MMT's adaptive secondary mirror, to target the 3-5 micron atmospheric window where giant planets are expected to…

Astrophysics · Physics 2009-11-10 Melanie Freed , Philip M. Hinz , Michael R. Meyer

[Abridged] It is expected that the ongoing and future space-borne planet survey missions including TESS, PLATO, and Earth 2.0 will detect thousands of small to medium-sized planets via the transit technique, including over a hundred…

Earth and Planetary Astrophysics · Physics 2023-07-25 Wei Wang , Meng Zhai , Gang Zhao , Shen Wang , Jifeng Liu , Jin Chang , Xuejun Zhang , Jihong Dong , Boqian Xu , Frank Grupp

The James Webb Space Telescope (JWST) has now started its exploration of exoplanetary worlds. In particular, the Mid-InfraRed Instrument (MIRI) with its Low-Resolution Spectrometer (LRS) carries out transit, eclipse, and phase-curve…

Earth and Planetary Astrophysics · Physics 2024-03-04 Achrène Dyrek , Elsa Ducrot , Pierre-Olivier Lagage , Pascal Tremblin , Sarah Kendrew , Jeroen Bouwman , Rémi Bouffet

A high level of diversity has already been observed among the planets of our own Solar System. As such, one expects extrasolar planets to present a wide range of distinctive features, therefore the characterisation of Earth- and super…