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SCIENTIA SINICA Physica, Mechanica & Astronomica, Volume 49 , Issue 8 : 084504(2019) https://doi.org/10.1360/SSPMA2018-00350

Impact and stick-slip dynamics in the soft-landing on minor celestial bodies

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  • ReceivedOct 12, 2018
  • AcceptedNov 30, 2018
  • PublishedMay 17, 2019
PACS numbers

Abstract


Funding

国家自然科学基金(11772356)

中国博士后科学基金(2018T110092)


References

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  • Figure 1

    (Color online) The topography, geomorphology, and gravitational environment of asteroid 6489 Golevka. (a) A perspective view of surface topography and geomorphology; (b) the contour map of surface topography and geomorphology; (c) surface gravitation; (d) surface effective potential; (e) the contour map of surface effective potential.

  • Figure 2

    (Color online) The impact and stick-slip dynamical behaviours of the lander during the soft-landing on asteroid 6489 Golevka, the lander’s motion becomes orbital motion after one or more impacts and hoppings. (a) The trajectory of the lander relative to the minor celestial body; (b) the speed of the land in the body-fixed frame; (c) the velocity of the lander in the body-fixed frame.

  • Figure 3

    (Color online) The impact and stick-slip dynamical behaviours of the lander during the soft-landing on asteroid 6489 Golevka, the lander’s motion becomes orbital motion without impacts. (a) The trajectory of the lander around the minor celestial body; (b) the speed of the land in the body-fixed frame; (c) the velocity of the lander in the body-fixed frame.

  • Figure 4

    (Color online) The impact and stick-slip dynamical behaviours of the lander during the soft-landing on asteroid 6489 Golevka, the lander’s motion becomes orbital motion without impacts. (a) The trajectory of the lander relative to the minor celestial body; (b) the speed of the land in the body-fixed frame; (c) the velocity of the lander in the body-fixed frame.

  • Figure 5

    (Color online) The impact and stick-slip dynamical behaviours of the lander during the successful soft-landing on asteroid 6489 Golevka. (a) The trajectory of the lander, including the impact, hopping and surface motion; (b) the height of the lander after the first impact; (c) the speed of the land in the body-fixed frame; (d) the velocity of the lander in the body-fixed frame.

  • Figure 6

    (Color online) The impact and stick-slip dynamical behaviours of the lander during the successful soft-landing on asteroid 6489 Golevka. (a) The trajectory of the lander, including the impact, hopping and surface motion; (b) the height of the lander after the first impact; (c) the speed of the land in the body-fixed frame; (d) the velocity of the lander in the body-fixed frame.

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