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Related papers: Design Considerations for a Ground-based Transit S…

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We present a super-Earth orbiting close to the inner edge of the habitable zone of the cool dwarf star K2-286 (EPIC 249889081), detected with data from the K2 mission in its $15^{th}$ campaign. The planet has radius of $2.1\pm0.2$…

We investigate the planetary transit detectability in the presence of stellar rotational activity from light curves for young M-dwarfs and estimate improvements of the detection at near-infrared (NIR) wavelengths. Making maps of the transit…

Earth and Planetary Astrophysics · Physics 2022-09-14 Kohei Miyakawa , Teruyuki Hirano , Bun'ei Sato , Satoshi Okuzumi , Eric Gaidos

This White Paper presents a mission concept called MIRECLE - the Mid-InfraRed Exoplanet CLimate Explorer. With a moderately sized aperture of 2 meters, broad wavelength coverage (4 - 25 um), and next generation instruments, MIRECLE will be…

We propose to develop a wide-field and ultra-high-precision photometric survey mission, temporarily named "Earth 2.0 (ET)". This mission is designed to measure, for the first time, the occurrence rate and the orbital distributions of…

Instrumentation and Methods for Astrophysics · Physics 2022-06-15 Jian Ge , Hui Zhang , Weicheng Zang , Hongping Deng , Shude Mao , Ji-Wei Xie , Hui-Gen Liu , Ji-Lin Zhou , Kevin Willis , Chelsea Huang , Steve B. Howell , Fabo Feng , Jiapeng Zhu , Xinyu Yao , Beibei Liu , Masataka Aizawa , Wei Zhu , Ya-Ping Li , Bo Ma , Quanzhi Ye , Jie Yu , Maosheng Xiang , Cong Yu , Shangfei Liu , Ming Yang , Mu-Tian Wang , Xian Shi , Tong Fang , Weikai Zong , Jinzhong Liu , Yu Zhang , Liyun Zhang , Kareem El-Badry , Rongfeng Shen , Pak-Hin Thomas Tam , Zhecheng Hu , Yanlv Yang , Yuan-Chuan Zou , Jia-Li Wu , Wei-Hua Lei , Jun-Jie Wei , Xue-Feng Wu , Tian-Rui Sun , Fa-Yin Wang , Bin-Bin Zhang , Dong Xu , Yuan-Pei Yang , Wen-Xiong Li , Dan-Feng Xiang , Xiaofeng Wang , Tinggui Wang , Bing Zhang , Peng Jia , Haibo Yuan , Jinghua Zhang , Sharon Xuesong Wang , Tianjun Gan , Wei Wang , Yinan Zhao , Yujuan Liu , Chuanxin Wei , Yanwu Kang , Baoyu Yang , Chao Qi , Xiaohua Liu , Quan Zhang , Yuji Zhu , Dan Zhou , Congcong Zhang , Yong Yu , Yongshuai Zhang , Yan Li , Zhenghong Tang , Chaoyan Wang , Fengtao Wang , Wei Li , Pengfei Cheng , Chao Shen , Baopeng Li , Yue Pan , Sen Yang , Wei Gao , Zongxi Song , Jian Wang , Hongfei Zhang , Cheng Chen , Hui Wang , Jun Zhang , Zhiyue Wang , Feng Zeng , Zhenhao Zheng , Jie Zhu , Yingfan Guo , Yihao Zhang , Yudong Li , Lin Wen , Jie Feng , Wen Chen , Kun Chen , Xingbo Han , Yingquan Yang , Haoyu Wang , Xuliang Duan , Jiangjiang Huang , Hong Liang , Shaolan Bi , Ning Gai , Zhishuai Ge , Zhao Guo , Yang Huang , Gang Li , Haining Li , Tanda Li , Yuxi , Lu , Hans-Walter Rix , Jianrong Shi , Fen Song , Yanke Tang , Yuan-Sen Ting , Tao Wu , Yaqian Wu , Taozhi Yang , Qing-Zhu Yin , Andrew Gould , Chung-Uk Lee , Subo Dong , Jennifer C. Yee , Yossi Shvartzvald , Hongjing Yang , Renkun Kuang , Jiyuan Zhang , Shilong Liao , Zhaoxiang Qi , Jun Yang , Ruisheng Zhang , Chen Jiang , Jian-Wen Ou , Yaguang Li , Paul Beck , Timothy R. Bedding , Tiago L. Campante , William J. Chaplin , Jørgen Christensen-Dalsgaard , Rafael A. García , Patrick Gaulme , Laurent Gizon , Saskia Hekker , Daniel Huber , Shourya Khanna , Yan Li , Savita Mathur , Andrea Miglio , Benoît Mosser , J. M. Joel Ong , Ângela R. G. Santos , Dennis Stello , Dominic M. Bowman , Mariel Lares-Martiz , Simon Murphy , Jia-Shu Niu , Xiao-Yu Ma , László Molnár , Jian-Ning Fu , Peter De Cat , Jie Su , the ET consortium

The Transiting Exoplanet Survey Satellite (TESS) will embark in 2018 on a 2-year wide-field survey mission, discovering over a thousand terrestrial, super-Earth and sub-Neptune-sized exoplanets potentially suitable for follow-up…

Earth and Planetary Astrophysics · Physics 2018-02-28 Dana R. Louie , Drake Deming , Loic Albert , L. G. Bouma , Jacob Bean , Mercedes Lopez-Morales

Aims: Previous estimates of planet occurrence rates in the CARMENES survey indicated increased numbers of planets on short orbits for M dwarfs with masses below 0.34\,M$_\odot$. Here we focused on the lowest-mass stars in the survey,…

We investigate the underlying distribution of orbital eccentricities for planets around early-to-mid M dwarf host stars. We employ a sample of 163 planets around early- to mid-M dwarfs across 101 systems detected by NASA's Kepler Mission.…

Earth and Planetary Astrophysics · Physics 2023-05-30 Sheila Sagear , Sarah Ballard

The signatures of planets hosted by M dwarfs are more readily detected with transit photometry and radial velocity methods than those of planets around larger stars. Recently, transit photometry was used to discover seven planets orbiting…

Solar and Stellar Astrophysics · Physics 2017-12-27 Rachael M. Roettenbacher , Stephen R. Kane

Of the approximately 350 extrasolar planets currently known, of order 10% orbit evolved stars with radii R >~ 2.5 R_sun. These planets are of particular interest because they tend to orbit more massive hosts, and have been subjected to…

Earth and Planetary Astrophysics · Physics 2011-02-11 R. J. Assef , B. S. Gaudi , K. Z. Stanek

The CARMENES exoplanet survey of M dwarfs has obtained more than 18 000 spectra of 329 nearby M dwarfs over the past five years as part of its guaranteed time observations (GTO) program. We determine planet occurrence rates with the 71…

We analyze the properties of searches devoted to finding planetary transits by observing simple stellar systems, such as globular clusters, open clusters, and the Galactic bulge. We develop the analytic tools necessary to predict the number…

Astrophysics · Physics 2009-11-10 J. Pepper , B. S. Gaudi

The Kepler Mission was launched on March 6, 2009 to perform a photometric survey of more than 100,000 dwarf stars to search for terrestrial-size planets with the transit technique. Follow-up observations of planetary candidates identified…

The recent discovery of three Earth-sized, potentially habitable planets around a nearby cool star, TRAPPIST-1, has provided three key targets for the upcoming James Webb Space Telescope (JWST). Depending on their atmospheric…

Earth and Planetary Astrophysics · Physics 2016-06-08 Joanna K. Barstow , Patrick G. J. Irwin

Since the discovery of the first exoplanets, those most adequate for life to begin and evolve have been sought. Due to observational bias, however, most of the discovered planets so far are gas giants, precluding their habitability.…

Earth and Planetary Astrophysics · Physics 2011-11-24 Luis Ricardo M. Tusnski , Adriana Valio

The KELT project was originally designed as a small-aperture, wide-field photometric survey that would be optimally sensitive to planets transiting bright (V~8-10) stars. This magnitude range corresponded to the gap between the faint…

Earth and Planetary Astrophysics · Physics 2018-12-05 Joshua Pepper , Keivan Stassun , B. Scott Gaudi

The yields from transit surveys can be used to constrain the frequency and statistical properties of extrasolar planets. Conversely, planet frequencies can be used to estimate expected detection rates, which are critical for the planning…

Astrophysics · Physics 2007-05-23 B. Scott Gaudi

Recent discoveries of transiting giant exoplanets around M-dwarf stars (GEMS), aided by the all-sky coverage of TESS, are starting to stretch theories of planet formation through the core-accretion scenario. Recent upper limits on their…

We present the results of a search for potential transit signals in the first three years of photometry data acquired by the Kepler Mission. The targets of the search include 112,321 targets which were observed over the full interval and an…

(Abridged) We discuss the design considerations of the EXPLORE (EXtra-solar PLanet Occultation REsearch) project, a series of transiting planet searches using 4-m-class telescopes to continuously monitor a single field of stars in the…

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