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We numerically investigate the migration of dust particles with initial orbits close to those of the numbered asteroids. The fraction of silicate particles that collided with the Earth during their lifetimes varied from 0.2% for 40 micron…

Astrophysics · Physics 2007-05-23 S. I. Ipatov , J. C. Mather , P. A. Taylor

Undifferentiated asteroids, particularly the parent bodies of carbon-rich chondrite groups, might be promising candidates for future space resource utilization due to their primitive composition and potential to host valuable metals and…

Earth and Planetary Astrophysics · Physics 2025-11-03 Josep M. Trigo-Rodríguez , Pau Grèbol-Tomàs , Jordi Ibáñez-Insa , Jacinto Alonso-Azcárate , Maria Gritsevich

Asteroids can be considered as sources of contamination of point sources and also sources of confusion noise, depending whether their presence is detected in the image or their flux is under the detection limit. We estimate that at low…

Instrumentation and Methods for Astrophysics · Physics 2015-05-13 Gy. M. Szabo , A. E. Simon

Determining the source regions of meteorites is one of the major goals of current research in planetary science. Whereas asteroid observations are currently unable to pinpoint the source regions of most meteorite classes, observations of…

For the investigation of collisions among protoplanetesimal dust aggregates, we performed microgravity experiments in which the impacts of high-porosity mm-sized dust aggregates into 2.5 cm-sized high-porosity dust aggregates can be…

Astrophysics · Physics 2009-11-13 Doreen Langkowski , Jens Teiser , Jürgen Blum

The in-situ detection of interstellar dust grains in the Solar System by the dust instruments on-board the Ulysses and Galileo spacecraft as well as the recent measurements of hyperbolic radar meteors give information on the properties of…

Astrophysics · Physics 2015-06-24 M. Landgraf , W. J. Baggaley , E. Grün , H. Krüger , G. Linkert

The cohesion of particles has a significant effect on the properties of small bodies. In this study, we measured in open air, the cohesive forces of tens of micron-sized irregularly shaped meteorite, silica sand, glass powder, and spherical…

Earth and Planetary Astrophysics · Physics 2021-03-03 Yuuya Nagaashi , Takanobu Aoki , Akiko M. Nakamura

Large and publicly available astronomical archives open up new possibilities to search and study Solar System objects. However, advanced techniques are required to deal with the large amounts of data. These unbiased surveys can be used to…

Meteoroids are pieces of asteroids and comets. They serve as unique probes to the physical and chemical properties of their parent bodies. We can derive some of these properties when meteoroids collide with the atmosphere of Earth and…

Earth and Planetary Astrophysics · Physics 2023-03-08 Tomáš Henych , Jiří Borovička , Pavel Spurný

The field of asteroid thermophysical modeling has experienced an extraordinary growth in the last ten years, as new thermal infrared data became available for hundreds of thousands of asteroids. The infrared emission of asteroids depends on…

Earth and Planetary Astrophysics · Physics 2016-08-31 Marco Delbo , Michael Mueller , Joshua P. Emery , Ben Rozitis , Maria Teresa Capria

Meteorites contain minerals from Solar System asteroids with different properties (like size, presence of water, core formation). We provide new mid-IR transmission spectra of powdered meteorites to obtain templates of how mid-IR spectra of…

Earth and Planetary Astrophysics · Physics 2017-12-01 B. L. de Vries , H. Skogby , L. B. F. M. Waters , M. Min

The ESA meteoroid model predicts impacts of meteoroids in the mass range between $10^{-18}$ to $10^0$ g on spacecraft surfaces. It covers heliocentric distances from 0.3 to 20 AU. Measurements of the dust detector on board the highly…

Astrophysics · Physics 2007-05-23 M. Landgraf , R. Jehn , N. Altobelli , V. Dikarev , E. Grün

Satellites around large asteroids are preferentially found among those with the most rapid rotation and elongated shape. The taxonomic statistics are similarly skewed; in total, 13 asteroids larger than 100 km are known to have satellites,…

Earth and Planetary Astrophysics · Physics 2025-05-07 Kevin J. Walsh , Ronald-Louis Ballouz , Harrison F. Agrusa , Josef Hanus , Martin Jutzi , Patrick Michel

Dust storms are associated with certain respiratory illnesses across different areas in the world. Researchers have devoted time and resources to study the elements surrounding dust storm phenomena. This paper reviews the efforts of those…

Computer Vision and Pattern Recognition · Computer Science 2024-04-16 Nurul Rafi , Pablo Rivas

Phyllosilicates are hydrous minerals formed by interaction between rock and liquid water and are commonly found in meteorites originating in the asteroid belt. Collisions between asteroids contribute to zodiacal dust, which therefore…

Solar and Stellar Astrophysics · Physics 2013-04-10 Melissa A. Morris , Steven J. Desch

Astrometry covers a parameter space that cannot be reached by RV or transit methods to detect terrestrial planets on wide orbits. In addition, high accuracy astrometric measurements are necessary to measure the inclination of the planet's…

Earth and Planetary Astrophysics · Physics 2016-07-20 Quentin Kral , Jean Schneider , Grant Kennedy , Damya Souami

Debris disks are exoplanetary systems containing planets, minor bodies (such as asteroids and comets) and debris dust. Unseen planets are presumed to perturb the minor bodies into crossing orbits, generating small dust grains that are…

Over the past years the processes involved in the growth of planetesimals have extensively been studied in the laboratory. Based on these experiments, a dust-aggregate collision model was developed upon which computer simulations were based…

Solar and Stellar Astrophysics · Physics 2015-03-19 René Weidling , Carsten Güttler , Jürgen Blum

The orbital evolution of particles released from the surface of a rubble-pile body by Earth's tides during flyby within the Roche limit is studied. Test particles initially placed on the surface leave the surface and escape the parent body.…

Earth and Planetary Astrophysics · Physics 2011-04-20 Leonard Kornoš , Juraj Tóth , Peter Vereš

Recent observations have revealed a gallery of substructures in the dust component of nearby protoplanetary discs, including rings, gaps, spiral arms, and lopsided concentrations. One interpretation of these substructures is the existence…

Earth and Planetary Astrophysics · Physics 2020-01-08 Chao-Chin Yang , Zhaohuan Zhu