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Related papers: PlanetPack3: a radial-velocity and transit analysi…

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Here we present juliet, a versatile tool for the analysis of transits, radial-velocities, or both. juliet is built over many available tools for the modelling of transits, radial-velocities and stochastic processes (here modelled as…

Earth and Planetary Astrophysics · Physics 2019-11-06 Néstor Espinoza , Diana Kossakowski , Rafael Brahm

We describe a software package called VPLanet that simulates fundamental aspects of planetary system evolution over Gyr timescales, with a focus on investigating habitable worlds. In this initial release, eleven physics modules are included…

We present the easy-to-use, publicly available, Python package petitRADTRANS, built for the spectral characterization of exoplanet atmospheres. The code is fast, accurate, and versatile; it can calculate both transmission and emission…

Earth and Planetary Astrophysics · Physics 2019-07-23 P. Mollière , J. P. Wardenier , R. van Boekel , Th. Henning , K. Molaverdikhani , I. A. G. Snellen

The treatment of systematic noise is a significant aspect of transit exoplanet data processing due to the signal strength of systematic noise relative to a transit signal. Typically the standard approach to transit detection is to estimate…

Earth and Planetary Astrophysics · Physics 2020-06-10 Jamila Taaki , Farzad Kamalabadi , Athol J. Kemball

We demonstrate the newly developed resource for exoplanet researchers - The Exoplanet Transit Database. This database is designed to be a web application and it is open for any exoplanet observer. It came on-line in September 2008. The ETD…

Earth and Planetary Astrophysics · Physics 2014-11-20 Stanislav Poddaný , Luboš Brát , Ondřej Pejcha

Owing to technological advances, the number of exoplanets discovered has risen dramatically in the last few years. However, when trying to observe Earth analogs, it is often difficult to test the veracity of detection. We have developed a…

Earth and Planetary Astrophysics · Physics 2017-04-06 Sahil Agarwal , Fabio Del Sordo , John S. Wettlaufer

The quest for Earth-like, extrasolar planets (exoplanets), especially those located inside the habitable zone of their host stars, requires techniques sensitive enough to detect the faint signals produced by those planets. The radial…

Earth and Planetary Astrophysics · Physics 2017-11-29 M. Oshagh

A new catalogue of extrasolar planets is presented by re-analysing a selection of published radial velocity data sets using EXOFIT (Balan & Lahav 2009). All objects are treated on an equal footing within a Bayesian framework, to give…

Earth and Planetary Astrophysics · Physics 2012-12-20 Morgan D. J. Hollis , Sreekumar T. Balan , Greg Lever , Ofer Lahav

We introduce PLanetary Atmospheric Transmission for Observer Noobs (PLATON), a Python package that calculates transmission spectra for exoplanets and retrieves atmospheric characteristics based on observed spectra. PLATON is easy to install…

Earth and Planetary Astrophysics · Physics 2019-03-05 Michael Zhang , Yayaati Chachan , Eliza M. -R. Kempton , Heather A. Knutson

A new generation of exoplanet research beckons and with it the need for simulation tools that accurately predict signal and noise in transit spectroscopy observations. We developed ExoSim: an end-to-end simulator that models noise and…

Instrumentation and Methods for Astrophysics · Physics 2021-03-17 Subhajit Sarkar , Enzo Pascale , Andreas Papageorgiou , Luke J. Johnson , Ingo Waldmann

We present allesfitter, a public and open-source python software for flexible and robust inference of stars and exoplanets given photometric and radial velocity data. Allesfitter offers a rich selection of orbital and transit/eclipse…

Earth and Planetary Astrophysics · Physics 2021-05-05 Maximilian N. Günther , Tansu Daylan

Exoplanet science often involves using the system parameters of real exoplanets for tasks such as simulations, fitting routines, and target selection for proposals. Several exoplanet catalogues are already well established but often lack a…

Earth and Planetary Astrophysics · Physics 2016-09-21 Ryan Varley

A large fraction of the smallest transiting planet candidates discovered by the Kepler and CoRoT space missions cannot be confirmed by a dynamical measurement of the mass using currently available observing facilities. To establish their…

Earth and Planetary Astrophysics · Physics 2014-05-30 Rodrigo F. Díaz , José M. Almenara , Alexandre Santerne , Claire Moutou , Anthony Lethuillier , Magali Deleuil

We developed and provide AnalyticLC, a novel analytic method and code implementation for dynamical modeling of planetary systems, including non-coplanar interactions, based on a disturbing function expansion to fourth order in…

Earth and Planetary Astrophysics · Physics 2022-02-02 Yair Judkovsky , Aviv Ofir , Oded Aharonson

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

Technological advances in instrumentation have led to an exponential increase in exoplanet detection and scrutiny of stellar features such as spots and faculae. While the spots and faculae enable us to understand the stellar dynamics,…

Earth and Planetary Astrophysics · Physics 2022-02-04 Sahil Agarwal , John S. Wettlaufer

Precise physical properties of the known transiting exoplanets are essential for their precise atmospheric characterization using modern and upcoming instruments. Leveraging the large volume of high SNR photometric follow-up data from TESS,…

Earth and Planetary Astrophysics · Physics 2025-11-25 Suman Saha

The radial velocity method is one of the most successful techniques for detecting exoplanets. It works by detecting the velocity of a host star induced by the gravitational effect of an orbiting planet, specifically the velocity along our…

Instrumentation and Methods for Astrophysics · Physics 2020-08-26 David E. Jones , David C. Stenning , Eric B. Ford , Robert L. Wolpert , Thomas J. Loredo , Christian Gilbertson , Xavier Dumusque

We present the scientific performance results of PynPoint, our Python-based software package that uses principle component analysis to detect and estimate the flux of exoplanets in two dimensional imaging data. Recent advances in adaptive…

Instrumentation and Methods for Astrophysics · Physics 2015-06-05 Adam Amara , Sascha Quanz

In the last decade, over a million stars were monitored to detect transiting planets. Manual interpretation of potential exoplanet candidates is labor intensive and subject to human error, the results of which are difficult to quantify.…

Instrumentation and Methods for Astrophysics · Physics 2017-12-20 Kyle A. Pearson , Leon Palafox , Caitlin A. Griffith