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The rotational properties of small near-Earth asteroids (NEAs) provide crucial insights into their internal structure and collisional history. However, systematic surveys targeting metre- to decametre-sized bodies are rare, thus leaving…

Earth and Planetary Astrophysics · Physics 2026-02-24 Miguel R. Alarcon , Javier Licandro , Miquel Serra-Ricart

The number of ore-bearing asteroids could well be small and remote telescopic techniques are inadequate to identify such asteroids confidently. Finding an asteroid that can be profitably mined requires proximate observations from assay…

Earth and Planetary Astrophysics · Physics 2015-06-18 Martin Elvis , Thomas Esty

Kick-starting the space economy requires identification of critical resources that can lower the cost of space transport, sustain logistic bases and communication relay networks between major nodes in the network. One important challenge…

Robotics · Computer Science 2019-12-06 Jekan Thangavelautham

<abridged> NASA's Asteroid Redirect Mission (ARM) has been proposed with the aim to capture a small asteroid a few meters in size and redirect it into an orbit around the Moon. There it can be investigated at leisure by astronauts aboard an…

Earth and Planetary Astrophysics · Physics 2015-05-27 Patrick Hatch , Paul Wiegert

Near Earth Asteroids (NEAs) are discovered daily, mainly by few major surveys, nevertheless many of them remain unobserved for years, even decades. Even so, there is room for new discoveries, including those submitted by smaller projects…

Instrumentation and Methods for Astrophysics · Physics 2019-01-31 D. Copandean , O. Vaduvescu , D. Gorgan

The metal content of asteroids is of great interest, not only for theories of their origins and the evolution of the solar system but, in the case of near-Earth objects (NEOs), also for impact mitigation planning and endeavors in the field…

Earth and Planetary Astrophysics · Physics 2014-03-26 Alan W. Harris , Line Drube

Current spacecraft need to launch with all of their required fuel for travel. This limits the system performance, payload capacity, and mission flexibility. One compelling alternative is to perform In-Situ Resource Utilization (ISRU) by…

Accurate measurements of osculating orbital elements are essential in order to understand and model the complex dynamic behavior of Near Earth Asteroids (NEAs). ESA's Gaia mission promises to have great potential in this respect. In this…

Earth and Planetary Astrophysics · Physics 2014-09-19 Siegfried Eggl , Hadrien Devillepoix

Near-Earth Asteroids (NEAs) are a key testbed for investigations into planet formation, asteroid dynamics, and planetary defense initiatives. These studies rely on understanding NEA sizes, albedo distributions, and regolith properties.…

Possible connections between the physical properties of Near-Earth Asteroids (NEA) and their orbital evolution were explored, with emphasis on binary asteroids. Our main starting hypothesis, suggested from the observations, was that the NEA…

Astrophysics · Physics 2007-05-23 Mihailo Cubrovic

Even from a light polluted city it is possible to observe Near Earth Asteroids (NEAs) at opposition using a small telescope equipped with a CCD camera. In this paper, we will overview first the major NEA programs, continuing with planning…

Astrophysics · Physics 2007-05-23 Ovidiu Vaduvescu

Large or even medium sized asteroids impacting the Earth can cause damage on a global scale. Existing and planned concepts for finding near-Earth objects (NEOs) with diameter of 140 m or larger would take ~15-20 years of observation to find…

Earth and Planetary Astrophysics · Physics 2018-11-14 Michael Shao , Hanying Zhou , Slava G. Turyshev , Chengxing Zhai , Navtej Saini , Russell Trahan

There are more than 750,000 asteroids identified in the main belt. These asteroids are diverse in composition and size. Some of these asteroids can be traced back to the early solar system and can provide insight into the origins of the…

Instrumentation and Methods for Astrophysics · Physics 2019-02-11 Leonard Vance , Jekan Thangavelautham , Erik Asphaug

Beyond space exploration, the next critical step towards living and working in space requires developing a space economy. One important challenge with this space-economy is ensuring the low-cost transport of raw materials from one…

Robotics · Computer Science 2019-10-10 Jekan Thangavelautham , Aman Chandra , Erik Jensen

Asteroids and other Small Solar System Bodies (SSSBs) are of high general and scientific interest in many aspects. The origin, formation, and evolution of our Solar System (and other planetary systems) can be better understood by analysing…

Gaia is an astrometric mission that will be launched in 2013 and set on L2 point of Lagrange. It will observe a large number of Solar System Objets (SSO) down to magnitude 20. The Solar System Science goal is to map thousand of Main Belt…

Earth and Planetary Astrophysics · Physics 2016-08-30 D. Bancelin , D. Hestroffer , W. Thuillot

Asteroids detection is a very important research field that received increased attention in the last couple of decades. Some major surveys have their own dedicated people, equipment and detection applications, so they are discovering Near…

Instrumentation and Methods for Astrophysics · Physics 2019-01-10 D. Copandean , C. Nandra , D. Gorgan , O. Vaduvescu

Knowledge of water in the solar system is important for understanding of a wide range of evolutionary processes and the thermal history of the solar system. To explore the existence of water in the solar system, it is indispensable to…

Earth and Planetary Astrophysics · Physics 2018-12-26 Fumihiko Usui , Sunao Hasegawa , Takafumi Ootsubo , Takashi Onaka

The exploration of small body asteroids provides direct access to the primitive building blocks of our solar system. Sample and return missions enable chemical and radioisotope studies which not only provide evidence for the formation of…

Instrumentation and Methods for Astrophysics · Physics 2020-12-21 Leonard Vance , Jekan Thangavelautham

Context: Observation of star occultations is a powerful tool to determine shapes and sizes of asteroids. This is key information necessary for studying the evolution of the asteroid belt and to calibrate indirect methods of size…

Astrophysics · Physics 2009-06-23 P. Tanga , M. Delbo