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Related papers: A Systematic Search for Trojan Planets in the Kepl…

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We present a search for Trojan companions to 25 transiting exoplanets. We use the technique of Ford & Gaudi 2006, in which a difference is sought between the observed transit time and the transit time that is calculated by fitting a…

Astrophysics · Physics 2009-11-13 N. Madhusudhan , Joshua N. Winn

We have carried out an extensive study of the possibility of the detection of Earth-mass and super-Earth Trojan planets using transit timing variation method with the Kepler space telescope. We have considered a system consisting of a…

Earth and Planetary Astrophysics · Physics 2015-06-16 Nader Haghighipour , Stephanie Capen , Tobias C. Hinse

Trojan asteroids orbit in the Lagrange points of the system Sun-planet-asteroid. Their dynamical stability make their physical properties important proxies for the early evolution of our solar system. To study their origin, we want to…

Earth and Planetary Astrophysics · Physics 2016-01-13 S. Bagnulo , I. N. Belskaya , A. Stinson , A. Christou , G. B. Borisov

The search for extrasolar planets in the past decades has shown that planets abound in the Solar neighborhood. While we are still missing an Earth twin, the forthcoming space missions and ground-based instrumentation are already driven to…

The Robo-AO Kepler Planetary Candidate Survey is designed to observe every Kepler planet candidate host star with laser adaptive optics imaging to search for blended nearby stars, which may be physically associated companions and/or…

We present new multi-band transit photometry of three small (R$_{p}$ < 6 R$_{\oplus}$), short-period (P < 6 days) Kepler planet candidates acquired with the Gran Telescopio Canarias. These observations supplement the results presented in…

Earth and Planetary Astrophysics · Physics 2015-08-06 Knicole D. Colón , Robert C. Morehead , Eric B. Ford

The Kepler Mission is monitoring the brightness of ~150,000 stars searching for evidence of planetary transits. As part of the "Hunt for Exomoons with Kepler" (HEK) project, we report a planetary system with two confirmed planets and one…

Earth and Planetary Astrophysics · Physics 2015-06-11 David Nesvorny , David M. Kipping , Lars A. Buchhave , Gáspár Á. Bakos , Joel Hartman , Allan Schmitt

The Robo-AO Kepler Planetary Candidate Survey is observing every Kepler planet candidate host star (KOI) with laser adaptive optics imaging to hunt for blended nearby stars which may be physically associated companions. With the…

Earth and Planetary Astrophysics · Physics 2016-11-23 Carl Ziegler , Nicholas M. Law , Christoph Baranec , Tim Morton , Reed Riddle , Dani Atkinson , Larissa Nofi

We present an investigation of twelve candidate transiting planets from Kepler with orbital periods ranging from 34 to 207 days, selected from initial indications that they are small and potentially in the habitable zone (HZ) of their…

The paper is devoted to investigate the capture of asteroids by Venus, Earth and Mars into the 1:1 mean motion resonance especially into Trojan orbits. Current theoretical studies predict that Trojan asteroids are a frequent by-product of…

Earth and Planetary Astrophysics · Physics 2016-11-23 Richard Schwarz , Rudolf Dvorak

Observational searches for asteroids orbiting near Earth's triangular Lagrange points face unique obstacles. A population of such asteroids would occupy a large projected area on the sky (possibly hundreds of square degrees) and is not…

Astrophysics · Physics 2009-10-31 Paul Wiegert , Kimmo Innanen , Seppo Mikkola

The Kepler mission discovery of candidate transiting exoplanets (KOIs) enables a plethora of ensemble analysis of the architecture and properties of exoplanetary systems. We compare the observed transit durations of KOIs to a synthetic…

Solar and Stellar Astrophysics · Physics 2016-03-02 Peter Plavchan , Christopher Bilinski , Thayne Currie

The area of stable motion for fictitious Trojan asteroids around Uranus' equilateral equilibrium points is investigated with respect to the inclination of the asteroid's orbit to determine the size of the regions and their shape. For this…

Earth and Planetary Astrophysics · Physics 2015-05-14 Rudolf Dvorak , Ákos Bazsó , Li-Yong Zhou

The coolest dwarf stars targeted by the Kepler Mission constitute a relatively small but scientifically valuable subset of the Kepler target stars, and provide a high-fidelity and nearby sample of transiting planetary systems. Using…

Earth and Planetary Astrophysics · Physics 2015-03-05 Jonathan J. Swift , Benjamin T. Montet , Andrew Vanderburg , Timothy Morton , Philip S. Muirhead , John Asher Johnson

Earth Trojan Asteroids are an important but elusive population that co-orbit with Earth at the L4 and L5 Lagrange points. There is only one known, but a large population is theoretically stable and could provide insight into our solar…

Earth and Planetary Astrophysics · Physics 2021-06-28 Noah Lifset , Nathan Golovich , Eric Green , Robert Armstrong , Travis Yeager

The Robo-AO \textit{Kepler} Planetary Candidate Survey is observing every \textit{Kepler} planet candidate host star with laser adaptive optics imaging to search for blended nearby stars, which may be physically associated companions and/or…

Earth and Planetary Astrophysics · Physics 2017-01-18 Carl Ziegler , Nicholas M. Law , Tim Morton , Christoph Baranec , Reed Riddle , Dani Atkinson , Anna Baker , Sarah Roberts , David R. Ciardi

The existence of Earth's Trojan asteroids is not well constrained and represents a major gap in our inventory of small bodies in near-Earth space. Their discovery would be of high scientific and human interest.

Earth and Planetary Astrophysics · Physics 2019-03-06 Renu Malhotra

We report on 176 close (<2") stellar companions detected with high-resolution imaging near 170 hosts of Kepler Objects of Interest. These Kepler targets were prioritized for imaging follow-up based on the presence of small planets, so most…

We propose to use Kepler in 2-wheel mode to conduct a detailed search for Earth-sized planets orbiting ultra-cool stars and brown dwarfs (spectral types from M7 to L3). This population of objects presents several advantages for exoplanet…