English
Related papers

Related papers: Prospects for Spectroscopic Reflected-light Planet…

200 papers

Astronomy is at times a science of unexpected discovery. When it is, and if we are lucky, new intellectual territories emerge to challenge our views of the cosmos. The recent indirect detections using high-precision Doppler spectroscopy of…

Astrophysics · Physics 2009-11-10 Adam Burrows

We investigate the possibility of exoplanet detection orbiting source stars in microlensing events through WFIRST observations. We perform a Monto Carlo simulation on the detection rate of exoplanets via microlensing, assuming that each…

Earth and Planetary Astrophysics · Physics 2019-09-27 Fatemeh Bagheri , Sedighe Sajadian , Sohrab Rahvar

Future space telescopes will directly image extrasolar planets at visible wavelengths. Time-resolved reflected light from an exoplanet encodes information about atmospheric and surface inhomogeneities. Previous research has shown that the…

Earth and Planetary Astrophysics · Physics 2018-09-19 Ben Farr , Will M. Farr , Nicolas B. Cowan , Hal M. Haggard , Tyler Robinson

Gravitational microlensing provides a unique window on the properties and prevalence of extrasolar planetary systems because of its ability to find low-mass planets at separations of a few AU. The early evidence from microlensing indicates…

Earth and Planetary Astrophysics · Physics 2015-05-13 David P. Bennett

Extrasolar planet searches targeting very low-mass stars and brown dwarfs are hampered by intrinsic or instrumental limitations. Time series of astrometric measurements with precisions better than one milli-arcsecond can yield new evidence…

Solar and Stellar Astrophysics · Physics 2014-05-08 J. Sahlmann , P. F. Lazorenko , D. Segransan , E. L. Martin , M. Mayor , D. Queloz , S. Udry

Planned missions will spatially resolve temperate terrestrial planets from their host star. Although reflected light from such a planet encodes information about its surface, it has not been shown how to establish surface characteristics of…

Earth and Planetary Astrophysics · Physics 2015-06-12 Nicolas B. Cowan , Talia E. Strait

We present a calibrated database of reflectance spectra for the solar system planets (i.e., Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune) and for Titan, spanning from the ultraviolet to the near infrared. We considered data…

Earth and Planetary Astrophysics · Physics 2025-12-23 Allison Payne , Geronimo L. Villanueva , Vincent Kofman , Thomas J. Fauchez , Sara Faggi , Avi M. Mandell , Aki Roberge , Eleonora Alei

In this white paper, we propose an upgrade to the Very Large Telescope Interferometer (VLTI) consisting of the addition of a new 8m Unit Telescope (UT5). The primary goal of this upgrade is to optimise the VLTI for exoplanet detection by…

Instrumentation and Methods for Astrophysics · Physics 2025-12-22 Óscar Carrión-González , Sylvestre Lacour , Mathias Nowak

Giant planets within the habitable zones of the closest several stars can currently be imaged with ground-based telescopes. Within the next decade, the Extremely Large Telescopes (ELTs) will begin to image the habitable zones of a greater…

Earth and Planetary Astrophysics · Physics 2023-03-08 Zach Werber , Kevin Wagner , Daniel Apai

The next generation of ground- and space-based observatories will enable direct imaging and characterization of cold, mature planets through thermal emission and, for the first time, reflected light detection. Known RV and astrometrically…

Earth and Planetary Astrophysics · Physics 2025-09-09 Logan A. Pearce , Jared R. Males , Mary Anne Limbach

We report the results of a 154 MHz survey to search for emission from exoplanets located in the Upper Scorpius subgroup of the Sco Cen OB2 Association, the closest substantial region of recent star formation. This survey is different from…

Solar and Stellar Astrophysics · Physics 2017-03-09 C. R. Lynch , Tara Murphy , D. L. Kaplan , M. Ireland , M. E. Bell

In this work, we investigate the properties of young giant planet spectra in the optical and suggest that future space-based direct imaging missions should be considering young planets as a valuable and informative science case. While young…

Earth and Planetary Astrophysics · Physics 2020-04-15 Brianna Lacy , Adam Burrows

Hypothetical influences of variability of light velocity due to the parameters of the source of radiation, for the results of spectral measurements of stars to search for exoplanets are considered. Accounting accelerations of stars relative…

General Physics · Physics 2013-01-22 B. R. Mushailov , V. S. Teplitskaya

We propose a method for observing transiting exoplanets with near-infrared high-resolution spectrometers. We aim to create a robust data analysis method for recovering atmospheric transmission spectra from transiting exoplanets over a wide…

Instrumentation and Methods for Astrophysics · Physics 2015-06-17 Erik Aronson , Pierre Waldén , Nikolai Piskunov

We provide a preliminary estimate of the performance of reflex astrometry on Earth-like planets in the habitable zones of nearby stars. In Monte Carlo experiments, we analyze large samples of astrometric data sets with low to moderate…

Earth and Planetary Astrophysics · Physics 2011-02-11 Robert A. Brown

Using Doppler spectroscopy to detect the reflex motion of the nearby star, 51 Pegasi, Mayor \& Queloz (1995) claim to have discovered a giant planet in a 0.05-A.U., 4.23-day orbit. They estimate its mass to be in the range 0.5 \mj to 2 \mj,…

Astrophysics · Physics 2010-04-06 T. Guillot , A. Burrows , W. B. Hubbard , J. I. Lunine , D. Saumon

Searching for extrasolar planets around stars of different metallicity may provide strong constraints to the models of planet formation and evolution. In this paper we present the overall results of a HARPS (a high-precision spectrograph…

Earth and Planetary Astrophysics · Physics 2015-05-20 N. C. Santos , M. Mayor , X. Bonfils , X. Dumusque , F. Bouchy , P. Figueira , C. Lovis , C. Melo , F. Pepe , D. Queloz , D. Ségransan , S. G. Sousa , S. Udry

There are different methods for finding exoplanets such as radial spectral shifts, astrometrical measurements, transits, timing etc. Gravitational microlensing (including pixel-lensing) is among the most promising techniques with the…

Solar and Stellar Astrophysics · Physics 2015-06-18 A. F. Zakharov , G. Ingrosso , F. De Paolis , A. A. Nucita , F. Strafella , S. Calchi Novati , Ph. Jetzer

To date, a handful of exoplanets have been photometrically mapped using phase-modulated reflection or emission from their surfaces, but the small amplitudes of such signals have limited previous maps almost exclusively to coarse dipolar…

Earth and Planetary Astrophysics · Physics 2019-04-01 Rodrigo Luger , Megan Bedell , Roland Vanderspek , Christopher J. Burke

We have explored a method for finding giant planets in the outer Solar System by detecting their thermal emission and proper motion between two far-infrared all-sky surveys separated by 23.4 years, taken with the InfraRed Astronomical…

Earth and Planetary Astrophysics · Physics 2022-08-17 Chris Sedgwick , Stephen Serjeant
‹ Prev 1 4 5 6 7 8 10 Next ›