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It is a well-known fact that the presence of a massive perturber interacting with a population of minor bodies following very eccentric orbits can strongly affect the distribution of their nodal distances. The details of this process have…

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

In the preparation for ESA's Euclid mission and the large amount of data it will produce, we train deep convolutional neural networks on Euclid simulations classify solar system objects from other astronomical sources. Using transfer…

Instrumentation and Methods for Astrophysics · Physics 2019-03-15 Maggie Lieu , Luca Conversi , Bruno Altieri , Benoît Carry

The trans-Neptunian region of the solar system exhibits an intricate dynamical structure, much of which can be explained by an instability-driven orbital history of the giant planets. However, the origins of a highly inclined, and in…

Earth and Planetary Astrophysics · Physics 2016-12-14 Konstantin Batygin , Michael E. Brown

Searches for planets via gravitational lensing have focused on cases in which the projected separation, a, between planet and star is comparable to the Einstein radius, R_E. This paper considers smaller orbital separations and demonstrates…

Solar and Stellar Astrophysics · Physics 2015-06-03 Rosanne Di Stefano

Object cross-identification in multiple observations is often complicated by the uncertainties in their astrometric calibration. Due to the lack of standard reference objects, an image with a small field of view can have significantly…

Instrumentation and Methods for Astrophysics · Physics 2015-06-05 Tamas Budavari , Stephen H. Lubow

We present the first photometric observations of trans-Neptunian objects (TNOs) taken with the Kepler space telescope, obtained in the course of the K2 ecliptic survey. Two faint objects have been monitored in specifically designed pixel…

Earth and Planetary Astrophysics · Physics 2015-05-27 A. Pál , R. Szabó , Gy. M. Szabó , L. L. Kiss , L. Molnár , K. Sárneczky , Cs. Kiss

The study of faint solar system objects is a promising avenue for understanding the origin and evolution of planetary systems. However, such objects are difficult to detect in conventional surveys. Here we introduce heliostack, an algorithm…

Earth and Planetary Astrophysics · Physics 2026-04-21 Kevin J Napier , Matthew J Holman , Hsing-Wen Lin , David W Gerdes , Thomas R Ruch

We present variability measurements and partial light curves of Trans-Neptunian Objects (TNOs) from a two-night pilot study using Hyper Suprime-Cam (HSC) on the Subaru Telescope (Maunakea, Hawai'i, USA). Subaru's large aperture (8-m) and…

We present the discovery and timing results of 15 pulsars discovered in a high Galactic latitude survey conducted with the Five-hundred-meter Aperture Spherical Telescope (FAST). The survey targeted a region as close as possible to the…

High Energy Astrophysical Phenomena · Physics 2025-03-05 Xin Xu , Shi Dai , Qijun Zhi , Juntao Bai , Joanna Berteaud , Francesca Calore , Maïca Clavel , Weiwei Zhu , Di Li , Rushuang Zhao , Renxin Xu , Guojun Qiao

The Hyper Suprime-Cam Subaru Strategic Program (HSC-SSP) is currently the deepest wide- field survey in progress. The 8.2 m aperture of Subaru telescope is very powerful in detect- ing faint/small moving objects, including near-Earth…

[Condensed] We search 0.02 deg^2 for trans-Neptunian objects (TNOs) with m<=29.2 (diameter ~15 km) using the ACS on HST. Three new objects are discovered, roughly 25 times fewer than expected from extrapolation of the differential sky…

Astrophysics · Physics 2009-11-10 G. M. Bernstein , D. E. Trilling , R. L. Allen , M. E. Brown , M. Holman , R. Malhotra

The Latitude Density Search utilized Hyper Suprime-Cam on Subaru Telescope to discover 60 moving objects in the outer Solar System, 54 of which have semi-major axes beyond 30 AU. The images were acquired in exceptional seeing (0.4") and…

Earth and Planetary Astrophysics · Physics 2021-05-07 Rosemary E. Pike , Jayatee Kanwar , Mike Alexandersen , Ying-Tung Chen , Megan E. Schwamb

The widely-separated, near-equal mass binaries hosted by the cold Classical Kuiper Belt are delicately bound and subject to disruption by many perturbing processes. We use analytical arguments and numerical simulations to determine their…

Earth and Planetary Astrophysics · Physics 2015-06-03 Alex H. Parker , J. J. Kavelaars

Radial velocity searches for extrasolar planets have recently detected several very low mass (7-20M_Earth) planets in close orbits with periods <10 days. We consider the prospects for detecting the analogs of these planets in Galactic open…

Astrophysics · Physics 2007-05-23 Joshua Pepper , B. Scott Gaudi

We report a potentially new population of objects revealed by the data from the James Webb Space Telescope, which are characterized by their point-like morphology and narrow permitted emission lines. Our sample includes eight objects found…

Astrophysics of Galaxies · Physics 2026-05-26 Haojing Yan , Bangzheng Sun , Riley Shive

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

We present HST/WFPC2 observations of a sample of 134 ultra-cool objects (spectral types later than M7) coming from the DENIS, 2MASS and SDSS surveys, with distances estimated to range from 7 pc to 105 pc. Fifteen new ultra-cool binary…

We report the discovery of a strongly lensed arc system around a field elliptical galaxy in Hubble Space Telescope (HST) Advanced Camera for Surveys (ACS) images of a parallel field observed during NICMOS observations of the HST Ultra-Deep…

The first two observational sky "blocks" of the Outer Solar System Origins Survey (OSSOS) have significantly increased the number of well-characterized observed trans-Neptunian objects (TNOs) in Neptune's mean motion resonances. We describe…

Cross-referencing a watchlist of galaxy groups and clusters with transient detections from real-time streams of wide-field survey data is a promising method for discovering gravitationally lensed explosive transients including supernovae,…

Cosmology and Nongalactic Astrophysics · Physics 2023-02-07 Dan Ryczanowski , Graham P. Smith , Matteo Bianconi , Sean McGee , Andrew Robertson , Richard Massey , Mathilde Jauzac
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