Results 71 to 80 of about 394,300 (243)

Mining and/in outer space: Verticality, analogy, and infrastructural mediation in subarctic Sweden Les mines et/dans l'espace : verticalité, analogie et médiation infrastructurelle dans les régions subarctiques de Suède

open access: yesJournal of the Royal Anthropological Institute, EarlyView.
Space activities in subarctic Sweden are predicated on older infrastructures of underground resource extraction. The ongoing expansion of the country's rocket launch site outside Kiruna relies on the Swedish state's historical construction of the region as a resource frontier.
Chakad Ojani
wiley   +1 more source

The Secular Dynamical Evolution of Binary Asteroid System (65803) Didymos Post-DART

open access: yesThe Planetary Science Journal
The successful impact of NASA’s DART mission with Dimorphos, the secondary body of binary asteroid system (65803) Didymos, altered the attitude, shape, and orbit of Dimorphos.
Rachel H. Cueva   +7 more
doaj   +1 more source

A dynamical study of the Gefion asteroid family [PDF]

open access: yesAstronomy & Astrophysics, 2019
The Gefion asteroid family is a group of S-type asteroids located between the 8J:-3A and 5J:-2A mean-motion resonances. The 5J:-2A resonance seems to be responsible for the absence of the right side of the V-shape of this family. We aim in this work to present a detailed study on the Gefion family, motivated by the incompatibility found in previous ...
S. Aljbaae   +3 more
openaire   +5 more sources

Virility, fascism and regeneration in post‐Civil War Spain: On interpretations of literary Romanticism under the Franco regime

open access: yesGender &History, EarlyView.
Abstract In the years immediately following the Spanish Civil War, the political culture of Falangism developed a deeply gendered regenerationist discourse, which proposed that regeneration would only be possible if the nation recovered its virile attributes.
Zira Box
wiley   +1 more source

Asteroid thermophysical modeling [PDF]

open access: yes, 2015
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 the body's size, shape, albedo, thermal inertia, roughness and rotational properties.
arxiv   +1 more source

ASSIST: An Ephemeris-quality Test-particle Integrator

open access: yesThe Planetary Science Journal, 2023
We introduce ASSIST, a software package for ephemeris-quality integrations of test particles. ASSIST is an extension of the REBOUND framework and makes use of its IAS15 integrator to integrate test-particle trajectories in the field of the Sun, Moon ...
Matthew J. Holman   +7 more
doaj   +1 more source

The Challenge of Measuring Asteroid Masses with Gaia DR2 Astrometry

open access: yesThe Planetary Science Journal, 2023
The Gaia second data release (DR2) contains high-accuracy astrometric measurements of thousands of solar system bodies. These measurements raise the possibility of determining asteroid masses by modeling scattering events between massive objects observed
Zachary Murray
doaj   +1 more source

Dynamics of Real Asteroid at the Hecuba Gap [PDF]

open access: yesInternational Astronomical Union Colloquium, 1999
AbstractWe study the dynamics of real asteroids at the 2/1 resonance with Jupiter, and find that Griqua-like objects have a short life-time inside the resonance, while Zhongguo group can survive for many 108yr.
Sylvio Ferraz-Mello, Fernando Roig
openaire   +2 more sources

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