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Related papers: Distant Solar System Objects identified in the Pan…

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We carried out an extensive analysis of the stability of the outer solar system, making use of the frequency analysis technique over short-term integrations of nearly a hundred thousand test particles, as well as a statistical analysis of…

Earth and Planetary Astrophysics · Physics 2021-10-04 M. A. Muñoz-Gutiérrez , A. Peimbert , M. J. Lehner , S. -Y. Wang

We present 160 new trigonometric parallaxes for 151 M dwarf systems from the REsearch Consortium On Nearby Stars (RECONS) group's long-term astrometry/photometry program at the CTIO/SMARTS 0.9m telescope. Most systems (124 or 82%) are found…

The organization of the orbits of most minor bodies in the Solar system seems to follow random patterns, the result of billions of years of chaotic dynamical evolution. Much as heterogeneous orbital behaviour is ubiquitous, dynamically…

Earth and Planetary Astrophysics · Physics 2017-12-08 C. de la Fuente Marcos , R. de la Fuente Marcos

We present results from a new pipeline custom-designed to search for faint, undiscovered solar system bodies using full-frame image data from the NASA Transiting Exoplanet Survey Satellite (TESS) mission. This pipeline removes the baseline…

Earth and Planetary Astrophysics · Physics 2020-11-25 Malena Rice , Greg Laughlin

The Scattered Disk Objects (SDOs) are a population of trans-Neptunian bodies with semimajor axes $50< a \lesssim 1000$ au and perihelion distances $q \gtrsim 30$ au. The detached SDOs with orbits beyond the reach of Neptune (roughly…

Earth and Planetary Astrophysics · Physics 2023-08-23 David Nesvorny , Pedro Bernardinelli , David Vokrouhlicky , Konstantin Batygin

The search for minor bodies in the solar system promises insights into its formation history. Wide imaging surveys offer the opportunity to serendipitously discover and identify these traces of planetary formation and evolution. We aim to…

Instrumentation and Methods for Astrophysics · Physics 2018-02-21 M. Mahlke , H. Bouy , B. Altieri , G. Verdoes Kleijn , B. Carry , E. Bertin , J. T. A. de Jong , K. Kuijken , J. McFarland , E. Valentijn

Stellar occultations provide a powerful tool to explore objects of the outer solar system. The Gaia mission now provides milli-arcsec accuracy on the predictions of these events and makes possible observations that were previously…

Earth and Planetary Astrophysics · Physics 2024-12-11 Bruno Sicardy , Felipe Braga-Ribas , Marc W. Buie , José Luis Ortiz , Françoise Roques

The largest trans-Neptunian objects (TNOs) represent an extremely diverse collection of primitive bodies in the outer solar system. The community typically refers to these objects as dwarf planets, though the IAU acknowledges only four TNOs…

Earth and Planetary Astrophysics · Physics 2019-05-30 Noemí Pinilla-Alonso , John Stansberry , Bryan Holler

Photometric surveys for exoplanetary ring systems have not confirmed any object with Saturn-sized ring. We systematically analyse 308 TESS planet candidates, mainly comprised of giant short-period planets orbiting nearby bright stars. These…

Earth and Planetary Astrophysics · Physics 2025-05-12 Tsubasa Umetani , Masataka Aizawa , Yuichiro Ezoe , Yoshitaka Ishisaki

Asymmetric debris discs have been found around stars other than the Sun; asymmetries are sometimes attributed to perturbations induced by unseen planets. The presence or absence of asymmetries in our own trans-Neptunian belt remains…

Earth and Planetary Astrophysics · Physics 2022-03-01 C. de la Fuente Marcos , R. de la Fuente Marcos

We present spectra for 33 previously unclassified white dwarf systems brighter than V = 17 primarily in the southern hemisphere. Of these new systems, 26 are DA, 4 are DC, 2 are DZ, and 1 is DQ. We suspect three of these systems are…

Trans-Neptunian Objects (TNOs) in the scattered disk with 50 < a < 100 au are thought to cluster near Neptune's n:1 resonances (e.g: 3:1, 4:1, and so on). While these objects spend lengthy periods of time at large heliocentric distances, if…

Earth and Planetary Astrophysics · Physics 2021-06-30 Matthew S. Clement , Scott S. Sheppard

The exploration of kilometre-sized trans-Neptunian objects (TNOs) is one of the ultimate goals in the search for the origin and evolution of the Solar System. However, such exploration is challenging because these small bodies are too faint…

Earth and Planetary Astrophysics · Physics 2024-11-08 Ko Arimatsu

Context: Trans-Neptunian objects are distant bodies that retain valuable information about the origin and evolution of the Solar System. Many of these objects constitute binary systems. Studying binaries allows us to further characterise…

Earth and Planetary Astrophysics · Physics 2026-05-22 J. M. Gómez-Limón , R. Leiva , J. L. Ortiz , P. Santos-Sanz , M. Kretlow , Y. Kilic , J. L. Rizos , A. Álvarez-Candal , T. G. Müller

Serendipitous stellar occultation search is so far the only way to detect the existence of very small, very dim, remote objects in the solar system. To date, however, there are only very few reported detections for trans-Neptunian objects…

Earth and Planetary Astrophysics · Physics 2015-05-19 Hsiang-Kuang Chang , Chih-Yuan Liu , Kuan-Ting Chen

Although the majority of Centaurs are thought to have originated in the scattered disk, with the high-inclination members coming from the Oort cloud, the origin of the high inclination component of trans-Neptunian objects (TNOs) remains…

The scope of the project "A PSF-based Approach to TESS High Quality data Of Stellar clusters" (PATHOS) is the extraction and analysis of high-precision light curves of stars in stellar clusters and young associations for the identification…

Earth and Planetary Astrophysics · Physics 2020-06-10 D. Nardiello , G. Piotto , M. Deleuil , L. Malavolta , M. Montalto , L. R. Bedin , L. Borsato , V. Granata , M. Libralato , E. E. Manthopoulou

Two populations of minor bodies in the outer Solar System remain particularly elusive: Scattered Disk objects and Sedna-like objects. These populations are important dynamical tracers, and understanding the details of their spatial- and…

Earth and Planetary Astrophysics · Physics 2015-05-18 Alex H. Parker , JJ. Kavelaars

We present the methods and results from the discovery and photometric measurement of 26 bright (VR $>$ 24 trans-Neptunian objects (TNOs) during the first year (2019-20) of the DECam Ecliptic Exploration Project (DEEP). The DEEP survey is an…