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
Overcoming the Challenges Associated with Image-Based Mapping of Small Bodies in Preparation for the OSIRIS-REx Mission to (101955) Bennu
Sign Up to like & getrecommendations! Published in 2018 at "Earth and Space Science"
DOI: 10.1029/2018ea000382
Abstract: The OSIRIS-REx Asteroid Sample Return Mission is the third mission in NASA's New Frontiers Program and is the first U.S. mission to return samples from an asteroid to Earth. The most important decision ahead of… read more here.
Keywords: osiris rex; image based; mapping small; challenges associated ... 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
Dynamics in the vicinity of (101955) Bennu: solar radiation pressure effects in equatorial orbits
Sign Up to like & getrecommendations! Published in 2017 at "Monthly Notices of the Royal Astronomical Society"
DOI: 10.1093/mnras/stx1204
Abstract: Here we study the dynamical effects of the solar radiation pressure (SRP) on a spacecraft that will survey the near-Earth rotating asteroid (101955) Bennu when the projected shadow is accounted for. The spacecraft's motion near… read more here.
Keywords: solar radiation; 101955 bennu; radiation pressure; radiation ... 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