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Related papers: High-precision stellar limb-darkening in exoplanet…

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The characterization of nearby rocky exoplanets will become feasible with the next generation of telescopes, such as the Extremely Large Telescope (ELT) and the mission concept Habitable Worlds Observatory (HWO). Using an improved model…

Earth and Planetary Astrophysics · Physics 2025-08-06 Giulia Roccetti , Michael F. Sterzik , Julia V. Seidel , Claudia Emde , Mihail Manev , Stefano Bagnulo

Clouds are ubiquitous in extrasolar planet atmospheres and are critical to our understanding of planetary climate and chemistry. They also represent one of the greater challenges to overcome when trying to interpret transit transmission…

Earth and Planetary Astrophysics · Physics 2019-10-09 Chuhong Mai , Michael R. Line

This is the second in a series of papers in which we use JWST MIRI multiband imaging to measure the warm dust emission in a sample of 31 multiply imaged quasars, to be used as a probe of the particle nature of dark matter. We present…

The James Webb Space Telescop (JWST) promises to revolutionise our understanding of the early Universe, and contrasting its upcoming observations with predictions of the $\Lambda$CDM model requires detailed theoretical forecasts. Here, we…

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…

The search for signs of life in the Universe has entered a new phase with the advent of the James Webb Space Telescope (JWST). Detecting biosignature gases via exoplanet atmosphere transmission spectroscopy is in principle within JWST's…

Earth and Planetary Astrophysics · Physics 2025-09-24 Sara Seager , Luis Welbanks , Lucas Ellerbroek , William Bains , Janusz J. Petkowski

We present a new analysis of the potential power of deep, near-infrared, imaging surveys with the James Webb Space Telescope (JWST) to improve our knowledge of galaxy evolution. In this work we properly simulate what can be achieved with…

Astrophysics of Galaxies · Physics 2019-05-01 T. W. Kemp , J. S. Dunlop , R. J. McLure , C. Schreiber , A. C. Carnall , F. Cullen

Short-period planets suffer from extreme tidal forces from their parent stars causing them to deform and attain non-spherical shapes. The planet shapes, modeled here as triaxial ellipsoids, can have an impact on the observed transit light…

Earth and Planetary Astrophysics · Physics 2019-01-23 B. Akinsanmi , S. C. C. Barros , N. C. Santos , A. C. M. Correia , P. F. L. Maxted , G. Boué , J. Laskar

The study of exoplanetary atmospheres relies on detecting minute changes in the transit depth at different wavelengths. To date, a number of ground and space based instruments have been used to obtain transmission spectra of exoplanets in…

Earth and Planetary Astrophysics · Physics 2021-03-24 Kai Hou Yip , Quentin Changeat , Billy Edwards , Mario Morvan , Katy L. Chubb , Angelos Tsiaras , Ingo P. Waldmann , Giovanna Tinetti

Next generation observatories will enable us to study the first billion years of our Universe in unprecedented detail. Foremost among these are 21-cm interferometry with the HERA and the SKA, and high-$z$ galaxy observations with the James…

Cosmology and Nongalactic Astrophysics · Physics 2020-01-08 Jaehong Park , Nicolas Gillet , Andrei Mesinger , Bradley Greig

Direct-detection searches for dark matter are insensitive to dark matter particles that have large interactions with ordinary matter, which are stopped in the atmosphere or the Earth's crust before reaching terrestrial detectors. We use…

Cosmology and Nongalactic Astrophysics · Physics 2024-12-18 Peizhi Du , Rouven Essig , Bernard J. Rauscher , Hailin Xu

We present a new solution of the direct problem of planet transits based on transformation of double integrals to single ones. On the basis of our direct problem solution we created the code TAC-maker for rapid and interactive calculation…

Instrumentation and Methods for Astrophysics · Physics 2015-06-15 D. Kjurkchieva , D. Dimitrov , A. Vladev , V. Yotov

This paper is to introduce an online tool for the prediction of exoplanet transit light curves. Small telescopes can readily capture exoplanet transits under good weather conditions when the combination of a bright star and a large…

Earth and Planetary Astrophysics · Physics 2019-06-26 Peter Beck , Luke Robson , Mark Gallaway , Hugh R. A. Jones , David Campbell

We derive analytic, closed-form solutions for the light curve of a planet transiting a star with a limb darkening profile which is a polynomial function of the stellar elevation, up to arbitrary integer order. We provide improved analytic…

Earth and Planetary Astrophysics · Physics 2020-03-04 Eric Agol , Rodrigo Luger , Daniel Foreman-Mackey

In the upcoming decades, one of the primary objectives in exoplanet science is to search for habitable planets and signs of extraterrestrial life in the universe. Signs of life can be indicated by thermal-dynamical imbalance in terrestrial…

Earth and Planetary Astrophysics · Physics 2023-12-29 Huihao Zhang , Ji Wang , Michael K. Plummer

TESS is expected to discover dozens of temperate terrestrial planets orbiting M dwarfs whose atmospheres could be followed up with the James Webb Space Telescope (JWST). Currently, the TRAPPIST-1 system serves as a benchmark to determine…

Earth and Planetary Astrophysics · Physics 2018-04-18 Natasha E. Batalha , Nikole K. Lewis , Michael R. Line , Jeff Valenti , Kevin Stevenson

The James Webb Space Telescope (JWST) has unveiled unexpectedly massive galaxy candidates at high redshifts, challenging standard $\Lambda$CDM cosmological predictions. In this work, we study the predictions of more realistic dark matter…

Astrophysics of Galaxies · Physics 2026-03-17 Saeed Fakhry , Reyhaneh Vojoudi Salmani , Javad T. Firouzjaee

Astrometric detection of a stellar wobble on the plane of the sky will provide us a next breakthrough in searching extrasolar planets. The Space Interferometry Mission (SIM) is expected to achieve a high-precision astrometry as accurate as…

Astrophysics · Physics 2009-11-10 Taku Takeuchi , T. Velusamy , D. N. C. Lin