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Orbital resonances are believed to be responsible for the delivery of main belt asteroids to the inner Solar System. Several possibilities have been suggested to transport asteroids and their fragments into mean motion and secular…

Earth and Planetary Astrophysics · Physics 2013-12-12 Anatoliy Ivantsov , Siegfried Eggl , Daniel Hestroffer , William Thuillot

Spin off events and impacts can eject boulders from an asteroid surface and rubble pile asteroids can accumulate from debris following a collision between large asteroids. These processes produce a population of gravitational bound objects…

Earth and Planetary Astrophysics · Physics 2020-07-08 Esteban Wright , Alice Quillen , Juiliana South , Randal C. Nelson , Paul Sanchez , John Siu , Hesam Askari , Miki Nakajima , Stephen R. Schwartz

This paper presents the results of a mission concept study for an autonomous micro-scale surface lander also referred to as PANIC - the Pico Autonomous Near-Earth Asteroid In Situ Characterizer. The lander is based on the shape of a regular…

Instrumentation and Methods for Astrophysics · Physics 2016-11-02 Karsten Schindler , Cristina A. Thomas , Vishnu Reddy , Andreas Weber , Stefan Gruska , Stefanos Fasoulas

Asteroids have called the attention of researchers around the world. Its chemical and physical composition can give us important information about the formation of our Solar System. In addition, the hypothesis of mining some of these…

Earth and Planetary Astrophysics · Physics 2023-07-18 Bruno Chagas , Antonio F. B. de A. Prado , Othon C. Winter

We propose to use a modest fraction of the re-purposed Kepler mission time and apertures to greatly increase the quantity and quality of our knowledge of near-Earth asteroids (NEAs) rotation and shape. NEAs are important for understanding…

Earth and Planetary Astrophysics · Physics 2013-09-11 Martin Elvis , José Luis Galache , Gareth V. Williams

Leveraging advancements in micro-scale technology, we propose a fleet of autonomous, low-cost, small solar sails for interplanetary exploration. The Berkeley Low-cost Interplanetary Solar Sail (BLISS) project aims to utilize small-scale…

Systems and Control · Electrical Eng. & Systems 2023-08-14 Alexander N. Alvara , Lydia Lee , Emmanuel Sin , Nathan Lambert , Andrew J. Westphal , Kristofer S. J. Pister

So far, multiple stellar systems harbor more than 130 extra solar planets. Dynamical simulations show that the outcome of planetary formation process can lead to various planetary architecture (i.e. location, size, mass and water content)…

Earth and Planetary Astrophysics · Physics 2015-09-02 D. Bancelin , E. Pilat-Lohinger , S. Eggl , T. I. Maindl , C. Schäfer , R. Speith , R. Dvorak

Current practice for asteroid close proximity maneuvers requires extremely accurate characterization of the environmental dynamics and precise spacecraft positioning prior to the maneuver. This creates a delay of several months between the…

Systems and Control · Electrical Eng. & Systems 2020-09-16 Brian Gaudet , Richard Linares , Roberto Furfaro

Context. The study of planet-crossing asteroids is of both practical and fundamental importance. As they are closer than asteroids in the Main Belt, we have access to a smaller size range, and this population frequently impacts planetary…

Earth and Planetary Astrophysics · Physics 2023-12-06 A. V. Sergeyev , B. Carry , M. Marsset , P. Pravec , D. Perna , F. E. DeMeo , V. Petropoulou , M. Lazzarin , F. La Forgia , I. Di Petro , the NEOROCKS team

Using the "statite," or static-satelite, concept -- an artificial satellite capable of hovering in place using a solar sail -- this work proposes to create a dynamic orbital slingshot in anticipation of Interstellar Objects (ISOs) passing…

Instrumentation and Methods for Astrophysics · Physics 2020-12-25 Richard Linares , Damon Landau , Daniel Miller , Benjamin Weiss , Paulo Lozano

A concept for an Impact Mitigation Preparation Mission, called Don Quijote, is to send two spacecraft to a Near-Earth Asteroid (NEA): an Orbiter and an Impactor. The Impactor collides with the asteroid while the Orbiter measures the…

Earth and Planetary Astrophysics · Physics 2011-07-22 Stephen D. Wolters , Andrew J. Ball , Nigel Wells , Christopher Saunders , Neil McBride

Missions to rendezvous with or capture an asteroid present significant interest both from a geophysical and safety point of view. They are key to the understanding of our solar system are as well stepping stones for interplanetary human…

Optimization and Control · Mathematics 2015-08-05 S. Bresford , Monique Chyba , Thomas Haberkorn , Geoff Patterson

So far, more than 130 extrasolar planets have been found in multiple stellar systems. Dynamical simulations show that the outcome of the planetary formation process can lead to different planetary architectures (i.e. location, size, mass,…

Earth and Planetary Astrophysics · Physics 2017-03-29 D. Bancelin , E. Pilat-Lohinger , T. I. Maindl , Á. Bazsó

In the past two decades an increasing interest in discovering Near Earth Objects has been noted in the astronomical community. Dedicated surveys have been operated for data acquisition and processing, resulting in the present discovery of…

Instrumentation and Methods for Astrophysics · Physics 2019-01-10 T. Stefanut , V. Bacu , C. Nandra , D. Balasz , D. Gorgan , O. Vaduvescu

An increasing number of Near Earth Asteroids (NEAs) in the range of a few hundred meters to a few kilometres in size have relatively high spin rates, from less than 4 h, down to $\sim$2.2 h, depending on spectral type. For some of these…

Earth and Planetary Astrophysics · Physics 2023-03-29 Nair Trógolo , Adriano Campo Bagatin , Fernando Moreno , Paula G. Benavidez

We have made an extensive search for grouping amongst the near Earth asteroids (NEAs). We used two D- functions and rigorous cluster analysis approach. We have found sev- eral new groups (associations) among the NEAs: the objects moving on…

Earth and Planetary Astrophysics · Physics 2020-03-04 Tadeusz J. Jopek

A number of Earth co-orbital asteroids experience repeated transitions between the quasi-satellite and horseshoe dynamical states. Asteroids 2001 GO2, 2002 AA29, 2003 YN107 and 2015 SO2 are well-documented cases of such a dynamical…

Earth and Planetary Astrophysics · Physics 2017-11-15 C. de la Fuente Marcos , R. de la Fuente Marcos

Deflection missions to near-Earth asteroids will encounter non-negligible uncertainties in the physical and orbital parameters of the target object. In order to reliably assess future impact threat mitigation operations such uncertainties…

Asteroids are leftover pieces from the era of planet formation that help us understand conditions in the early Solar System. Unlike larger planetary bodies that were subject to global thermal modification during and subsequent to their…

Earth and Planetary Astrophysics · Physics 2009-06-25 Kevin J. Walsh , Patrick Michel , Derek C. Richardson

Mean motion resonances play a fundamental role in the dynamics of the small bodies of the Solar System. The last decades of the 20th century gave us a detailed description of the dynamics as well as the process of capture of small bodies in…

Earth and Planetary Astrophysics · Physics 2018-06-06 Tabare Gallardo