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Related papers: exoTEDRF: An EXOplanet Transit and Eclipse Data Re…

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TOU is an extremely high resolution optical spectrograph (R=$100,000$, 380-900~nm), which is designed to detect low mass exoplanets using the radial velocity technique.We describe an IDL-based radial velocity (RV) data reduction pipeline…

Instrumentation and Methods for Astrophysics · Physics 2019-01-16 Bo Ma , Jian Ge

We present the next generation public exoplanet fitting software, EXOFASTv2. It is capable of fitting an arbitrary number of planets, radial velocity data sets, astrometric data sets, and/or transits observed with any combination of…

Although there exists a large sample of known exoplanets, little spectroscopic data exists that can be used to study their global atmospheric properties. This deficiency can be addressed by performing phase-resolved spectroscopy --…

Astronomical data reduction is usually done with processing pipelines that consist of a series of individual processing steps that can be executed stand-alone. These processing steps are then strung together into workflows and fed with data…

Instrumentation and Methods for Astrophysics · Physics 2024-01-26 Wolfram Freudling , Stefano Zampieri , Lodovico Coccato , Stanislaw Podgorski , Martino Romaniello , Andrea Modigliani , John Pritchard

I present ExoIris, a user-friendly Python package for exoplanet transmission and emission spectroscopy. Unlike existing tools, ExoIris models two-dimensional spectrophotometric transit time series directly and supports the joint analysis of…

Earth and Planetary Astrophysics · Physics 2026-02-11 Hannu Parviainen

Spectroscopic observations of exoplanet atmospheres can reveal the chemical composition, temperature, cloud properties, and (potentially) the habitability of these distant worlds. The inference of such properties is generally enabled by…

Instrumentation and Methods for Astrophysics · Physics 2024-10-25 Ryan J. MacDonald

We present Exo-Transmit, a software package to calculate exoplanet transmission spectra for planets of varied composition. The code is designed to generate spectra of planets with a wide range of atmospheric composition, temperature,…

Earth and Planetary Astrophysics · Physics 2017-03-22 Eliza M. -R. Kempton , Roxana E. Lupu , Albert Owusu-Asare , Patrick Slough , Bryson Cale

Young (<1Gyr) exoplanets represent a critically important area of exoplanet research, as they offer the opportunity to learn about the formation and early dynamic history of exoplanetary systems. However, finding young exoplanets is…

Earth and Planetary Astrophysics · Physics 2024-08-19 Matthew P. Battley , Don Pollacco , David J. Armstrong

We introduce EXOFIT, a Bayesian tool for estimating orbital parameters of extrasolar planets from radial velocity measurements. EXOFIT can search for either one or two planets at present. EXOFIT employs Markov Chain Monte Carlo method…

Solar and Stellar Astrophysics · Physics 2009-07-22 Sreekumar T. Balan , Ofer Lahav

The EXoplanet Climate Infrared TElescope (EXCITE) is a balloon-borne mission dedicated to measuring spectroscopic phase curves of hot Jupiter-type exoplanets. Phase curve measurements can be used to characterize an exoplanet's…

The James Webb Space Telescope (JWST) presents the opportunity to transform our understanding of planets and the origins of life by revealing the atmospheric compositions, structures, and dynamics of transiting exoplanets in unprecedented…

Earth and Planetary Astrophysics · Physics 2018-10-17 Jacob L. Bean , Kevin B. Stevenson , Natalie M. Batalha , Zachory Berta-Thompson , Laura Kreidberg , Nicolas Crouzet , Björn Benneke , Michael R. Line , David K. Sing , Hannah R. Wakeford , Heather A. Knutson , Eliza M. -R. Kempton , Jean-Michel Désert , Ian Crossfield , Natasha E. Batalha , Julien de Wit , Vivien Parmentier , Joseph Harrington , Julianne I. Moses , Mercedes Lopez-Morales , Munazza K. Alam , Jasmina Blecic , Giovanni Bruno , Aarynn L. Carter , John W. Chapman , Leen Decin , Diana Dragomir , Thomas M. Evans , Jonathan J. Fortney , Jonathan D. Fraine , Peter Gao , Antonio García Muñoz , Neale P. Gibson , Jayesh M. Goyal , Kevin Heng , Renyu Hu , Sarah Kendrew , Brian M. Kilpatrick , Jessica Krick , Pierre-Olivier Lagage , Monika Lendl , Tom Louden , Nikku Madhusudhan , Avi M. Mandell , Megan Mansfield , Erin M. May , Giuseppe Morello , Caroline V. Morley , Nikolay Nikolov , Seth Redfield , Jessica E. Roberts , Everett Schlawin , Jessica J. Spake , Kamen O. Todorov , Angelos Tsiaras , Olivia Venot , William C. Waalkes , Peter J. Wheatley , Robert T. Zellem , Daniel Angerhausen , David Barrado , Ludmila Carone , Sarah L. Casewell , Patricio E. Cubillos , Mario Damiano , Miguel de Val-Borro , Benjamin Drummond , Billy Edwards , Michael Endl , Nestor Espinoza , Kevin France , John E. Gizis , Thomas P. Greene , Thomas K. Henning , Yucian Hong , James G. Ingalls , Nicolas Iro , Patrick G. J. Irwin , Tiffany Kataria , Fred Lahuis , Jérémy Leconte , Jorge Lillo-Box , Stefan Lines , Joshua D. Lothringer , Luigi Mancini , Franck Marchis , Nathan Mayne , Enric Palle , Emily Rauscher , Gaël Roudier , Evgenya L. Shkolnik , John Southworth , Mark R. Swain , Jake Taylor , Johanna Teske , Giovanna Tinetti , Pascal Tremblin , Gregory S. Tucker , Roy van Boekel , Ingo P. Waldmann , Ian C. Weaver , Tiziano Zingales

Studying atmospheric escape from exoplanets can provide important clues about the formation and evolution of exoplanets. Observational evidence of atmospheric escape has been obtained through transit spectroscopy in strong spectral lines of…

Earth and Planetary Astrophysics · Physics 2025-06-11 Dion Linssen , Antonija Oklopčić , Morgan MacLeod

Computationally expensive and time-consuming Bayesian atmospheric retrievals pose a significant bottleneck for the rapid analysis of high-quality exoplanetary spectra from present and next generation space telescopes, such as JWST and…

Earth and Planetary Astrophysics · Physics 2026-04-30 L. Pagliaro , T. Zingales , G. Piotto , I. Giovannini , G. Mantovan

Searching for transits provides a very promising technique for finding close-in extra-solar planets. Transiting planets present the advantage of allowing one to determine physical properties such as mass and radius unambiguously. The…

Research into light curves from stars (temporal variation of brightness) has completely changed how exoplanets are discovered or characterised. This study including star light curves from the Kepler dataset as a way to discover exoplanets…

Earth and Planetary Astrophysics · Physics 2025-06-24 Krishna Chamarthy

The ExoEcho project is designed to study the photodynamics of exoplanets by leveraging high-precision transit timing data from ground- and space-based telescopes. Some exoplanets are experiencing orbital decay, and transit timing variation…

Earth and Planetary Astrophysics · Physics 2025-01-13 Xinyue Ma , Wenqin Wang , Zixin Zhang , Cong Yu , Dichang Chen , Jiwei Xie , Shangfei Liu , Li Zhou , Bo Ma

We present RAVEN, a newly developed vetting and validation pipeline for TESS exoplanet candidates. The pipeline employs a Bayesian framework to derive the posterior probability of a candidate being a planet against a set of False Positive…

The EXtreme PREcision Spectrograph (EXPRES) is an environmentally stabilized, fiber-fed, $R=137,500$, optical spectrograph. It was recently commissioned at the 4.3-m Lowell Discovery Telescope (LDT) near Flagstaff, Arizona. The spectrograph…

Here we describe a Jupyter notebook demonstrating methods for the reduction and analysis of exoplanet transit observations taken with the WFC3/UVIS G280 grism. Released on Space Telescope's hst_notebooks GitHub repository, this notebook…

Instrumentation and Methods for Astrophysics · Physics 2025-11-14 Munazza K. Alam , Frederick Dauphin , Amanda Pagul

High-resolution spectroscopy (R > 25,000) has opened new opportunities to characterize exoplanet atmospheres from the ground. By resolving individual lines in planetary emission and transmission spectra, one can sensitively probe the…

Earth and Planetary Astrophysics · Physics 2025-05-30 Ruizhe Wang , Ryan J. MacDonald , Neale P. Gibson , Nikole K. Lewis