Motion of dust ejected from the surface of asteroid (101955) Bennu
Sign Up to like & getrecommendations! Published in 2020 at "Heliyon"
DOI: 10.1016/j.heliyon.2020.e05275
Abstract: From Jan. 6, 2019 to Feb. 18, 2019, OSIRIS-REx observed asteroid (101955) Bennu ejecting 11 plumes of dust, of which part is escaping and another part is re-captured by the asteroid. The relative magnitudes of… read more here.
Keywords: motion dust; dust grains; 101955 bennu; bennu ... See more keywords
Assessing stereophotoclinometry by modeling a physical wall representing asteroid Bennu
Sign Up to like & getrecommendations! Published in 2020 at "Planetary and Space Science"
DOI: 10.1016/j.pss.2020.105077
Abstract: Abstract The Origins, Spectral Interpretation, Resource Identification, and Security–Regolith Explorer (OSIRIS-REx) mission is characterizing the surface and orbital environment of the primitive asteroid (101955) Bennu to enable the collection and return of pristine samples of… read more here.
Keywords: stereophotoclinometry modeling; osiris rex; bennu; wall ... 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
Bennu ejects material from its surface
Sign Up to like & getrecommendations! Published in 2019 at "Science"
DOI: 10.1126/science.366.6470.1209-k
Abstract: Asteroids Most asteroids appear inert, but remote observations show that a small number experience mass loss from their surfaces. Lauretta and Hergenrother et al. describe close-range observations of mass loss on the near-Earth asteroid Bennu… read more here.
Keywords: ejects material; science; material surface; surface ... See more keywords
Spacecraft sample collection and subsurface excavation of asteroid (101955) Bennu
Sign Up to like & getrecommendations! Published in 2022 at "Science"
DOI: 10.1126/science.abm1018
Abstract: Carbonaceous asteroids, such as (101955) Bennu, preserve material from the early Solar System, including volatile compounds and organic molecules. We report spacecraft imaging and spectral data collected during and after retrieval of a sample from… read more here.
Keywords: spacecraft; sample; bennu; earth ... See more keywords