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The EXtreme PREcision Spectrograph (EXPRES) is an optical fiber fed echelle instrument being designed and built at the Yale Exoplanet Laboratory to be installed on the 4.3-meter Discovery Channel Telescope operated by Lowell Observatory.…

Instrumentation and Methods for Astrophysics · Physics 2016-12-14 C. Jurgenson , D. Fischer , T. McCracken , D. Sawyer , A. Szymkowiak , A. B. Davis , G. Muller , F. Santoro

The James Webb Space Telescope (JWST) will measure exoplanet transmission and eclipse spectroscopy at un-precedented precisions to better understand planet structure, dynamics, chemistry and formation. These are essential tools on the march…

Earth and Planetary Astrophysics · Physics 2018-07-18 Everett Schlawin , Thomas P. Greene , Michael Line , Jonathan J. Fortney , Marcia Rieke

Mapping distant worlds is the next frontier for exoplanet infrared photometry studies. Ultimately, constraining spatial and temporal properties of an exoplanet atmosphere will provide further insight into its physics. For tidally-locked hot…

Earth and Planetary Astrophysics · Physics 2012-12-07 Julien de Wit , Michaël Gillon , Brice-Olivier Demory , Sara Seager

Using 2 aspheric mirrors, it is possible to apodize a telescope beam without losing light or angular resolution: the output beam is produced by ``remapping'' the entrance beam to produce the desired light intensity distribution in a new…

The Energetic X-ray Imaging Survey Telescope (EXIST) is a proposed very large area coded aperture telescope array, incorporating 8m^2 of pixellated Cd-Zn-Te (CZT) detectors, to conduct a full-sky imaging and temporal hard x-ray (10-600 keV)…

Astrophysics · Physics 2009-11-07 J. E. Grindlay , W. W. Craig , N. Gehrels , F. A. Harrison , J. Hong

We present scope (Simulated CCD Observations for Photometric Experimentation), a Python package to create a forward model of telescope detectors and simulate stellar targets with motion relative to the CCD. The primary application of this…

Instrumentation and Methods for Astrophysics · Physics 2019-05-08 Nicholas Saunders , Rodrigo Luger , Rory Barnes

Direct detection and detailed characterization of exoplanets using extreme adaptive optics (ExAO) is a key science goal of future extremely large telescopes (ELTs). However, wavefront errors will limit the sensitivity of this endeavor.…

Instrumentation and Methods for Astrophysics · Physics 2019-10-11 Benjamin L. Gerard , Christian Marois , Raphaël Galicher , Pierre Baudoz , Polychronis Patapis , Jonas Kühn

Detecting exoplanet transits at X-ray wavelengths would provide a window into the effects of high energy irradiation on the upper atmospheres of planets. However, stars are relatively dim in the X-ray, making exoplanet transit detections…

Earth and Planetary Astrophysics · Physics 2024-08-14 Raven Cilley , George W. King , Lia Corrales

The SPICA coronagraph instrument (SCI) provides high-contrast imaging and moderate resolution (R < 200) spectroscopy at the wavelength range from 3.5 to 27 \mu m. Based on the planet evolutional model calculated by Burrows et al. (2003),…

Earth and Planetary Astrophysics · Physics 2015-05-27 Taro Matsuo , Misato Fukagawa , Takayuki Kotani , Yoichi Itoh , Motohide Tamura , Takao Nakagawa , Keigo Enya , the SCI team

Exoplanetary science is among the fastest evolving fields of today's astronomical research. Ground-based planet-hunting surveys alongside dedicated space missions (Kepler, CoRoT) are delivering an ever-increasing number of exoplanets, now…

Instrumentation and Methods for Astrophysics · Physics 2011-11-28 M. Tessenyi , M. Ollivier , G. Tinetti , J. P. Beaulieu , V. Coudé du Foresto , T. Encrenaz , G. Micela , B. Swinyard , I. Ribas , A. Aylward , J. Tennyson , M. R. Swain , A. Sozzetti , G. Vasisht , P. Deroo

Direct imaging of extra-solar planets has now become a reality, especially with the deployment and commissioning of the first generation of specialized ground-based instruments such as the GPI, SPHERE, P1640 and SCExAO. These systems will…

Instrumentation and Methods for Astrophysics · Physics 2015-06-22 Sandrine J. Thomas , Ruslan Belikov , Eduardo Bendek

Context: A full understanding of the planet and moon formation process requires observations that probe the circumplanetary environment of accreting giant planets. The mid-infrared ELT imager and spectrograph (METIS) will provide a unique…

Earth and Planetary Astrophysics · Physics 2023-02-08 Nickolas Oberg , Inga Kamp , Stephanie Cazaux , Christian Rab , Oliver Czoske

We present a multi-wavelength (1.16$\mu$m-2.37$\mu$m) view of the debris disk around BD+45$^\circ$598, using the Subaru Coronagraphic Extreme Adaptive Optics system paired with the Coronagraphic High Angular Resolution Imaging Spectrograph.…

Earth and Planetary Astrophysics · Physics 2024-05-14 Maria Vincent , Kellen Lawson , Thayne Currie , Jonathan P. Williams , Olivier Guyon , Julien Lozi , Vincent Deo , Sébastien Vievard

The MEDUSAE method (Multispectral Exoplanet Detection Using Simultaneous Aberration Estimation) is dedicated to the detection of exoplanets and disks features in multispectral high-contrast images. The concept of MEDUSAE is to retrieve both…

Instrumentation and Methods for Astrophysics · Physics 2018-12-12 Faustine Cantalloube , Marie Ygouf , Laurent Mugnier , David Mouillet , Olivier Herscovici-Schiller , Wolfgang Brandner

The NASA/IPAC/NExScI Star and Exoplanet Database (NStED) is a general purpose stellar archive which supports NASA planet-finding and planet-characterization goals, stellar astrophysics, and the planning of NASA and other space missions.…

There are growing amount of very high-resolution polarized scattered light images of circumstellar disks. Nascent giant planets planets are surrounded by their own circumplanetary disks which may scatter and polarize both the planetary and…

Earth and Planetary Astrophysics · Physics 2021-06-16 J. Szulágyi , A. Garufi

Few scientific discoveries have captured the public imagination like the explosion of exoplanetary science during the past two decades. This work has fundamentally changed our picture of Earth's place in the Universe and led NASA to make…

MICADO, the European Extremely Large Telescope first light imager will feature a dedicated high contrast imaging mode specifically designed for observing and characterizing exoplanets and circumstellar disks. Its improved sensitivity and…

Instrumentation and Methods for Astrophysics · Physics 2024-11-22 Pierre Baudoz , Elsa Huby , Olivier Dupuis , Faouzi Boussaha , Yann Clénet , Ric Davies

Our understanding of extra-solar planet systems is highly driven by advances in observations in the past decade. Thanks to high precision spectrograph, we are able to reveal unseen companions to stars with the radial velocity method. High…

Earth and Planetary Astrophysics · Physics 2018-04-25 Chien-Hsiu Lee