DISCUS – The Deep Interior Scanning CubeSat mission to a rubble pile near-Earth asteroid
Sign Up to like & getrecommendations! Published in 2018 at "Advances in Space Research"
DOI: 10.1016/j.asr.2018.06.016
Abstract: Abstract We have performed an initial stage conceptual design study for the Deep Interior Scanning CubeSat (DISCUS), a tandem 6U CubeSat carrying a bistatic radar as the main payload. DISCUS will be operated either as… read more here.
Keywords: interior scanning; deep interior; radar; rubble pile ... See more keywords
Normal mode analysis of rubble-pile asteroids using a discrete element method
Sign Up to like & getrecommendations! Published in 2019 at "Icarus"
DOI: 10.1016/j.icarus.2018.12.011
Abstract: Abstract Seismic shaking of small bodies has an important role in revealing information about internal structure and contributing to our understanding of microgravity geology. Since many small asteroids are likely to be rubble piles, it… read more here.
Keywords: mode analysis; rubble pile; normal mode;
Creep stability of the DART/Hera mission target 65803 Didymos: II. The role of cohesion
Sign Up to like & getrecommendations! Published in 2021 at "Icarus"
DOI: 10.1016/j.icarus.2021.114433
Abstract: Abstract The binary asteroid 65803 Didymos-Dimorphos is the target of the first asteroid deflection test (NASA's Double Asteroid Redirection Test, DART) and the first binary asteroid system that will be characterized by a rendezvous mission… read more here.
Keywords: system; 65803 didymos; hera; cohesion ... See more keywords
Exogenic basalt on asteroid (101955) Bennu
Sign Up to like & getrecommendations! Published in 2020 at "Nature Astronomy"
DOI: 10.1038/s41550-020-1195-z
Abstract: When rubble-pile asteroid 2008 TC 3 impacted Earth on 7 October 2008, the recovered rock fragments indicated that such asteroids can contain exogenic material 1 , 2 . However, spacecraft missions to date have only… read more here.
Keywords: exogenic basalt; basalt asteroid; bennu; rubble pile ... See more keywords
Rubble pile asteroids are forever.
Sign Up to like & getrecommendations! Published in 2023 at "Proceedings of the National Academy of Sciences of the United States of America"
DOI: 10.1073/pnas.2214353120
Abstract: Rubble piles asteroids consist of reassembled fragments from shattered monolithic asteroids and are much more abundant than previously thought in the solar system. Although monolithic asteroids that are a kilometer in diameter have been predicted… read more here.
Keywords: rubble piles; pile asteroids; rubble pile; asteroids forever ... See more keywords