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Ryugu

Note, Paper: To Shoot Ryugu

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Here’s something different. In American Mineralogist (vol. 110): Tomioka, N. Kurosawa, K. Miyake, A. et al.  Progressive change in dislocation microstructures in shocked calcite with pressure: Characterization of micrometeoroid bombardment on asteroid Ryugu  p. 945   am-2024-9540 Experimental astronomy again. As… Read More »Note, Paper: To Shoot Ryugu

Note, Paper: Black of Night

A small-body paper made a Nature group journal, Nature Astronomy: Beck, P. Quirico, E. Poch, O. et al. On the darkness of Ryugu and other dark small bodies s41550-025-02557-z The carbonaceous asteroids (those in the C-complex) resemble the carbonaceous-chondrite meteorites.… Read More »Note, Paper: Black of Night

Note, Paper: Astr-lanche

Here’s one out of the blue. In the journal Communications in Nonlinear Science and Numerical Simulation:  Wu, Y. Song, Z. Zhang, X. et al. The dynamic corridor of regolith transportation near a spinning-up asteroid  108905  .2025.108905 Particle dynamics has lots of applications- mining,… Read More »Note, Paper: Astr-lanche

Note, Paper: A and A Shapes

Time for this month’s Astronomy and Astrophysics (April, vol. 696): Jo, H. Ishiguro, M. Richardson, D. C. et al.  The surface dynamics and geophysical environment of asteroid (3200) Phaethon  A34  202453408 Moreno, F. Jehin, E.  Dust shells and dark linear… Read More »Note, Paper: A and A Shapes

Note, Paper: Nature of Rotators

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Wow, asteroids made a Nature-family journal, and not Nature Astronomy. In Scientific Reports vol. 15 #1: Shimizu, Y. Miyamoto, H. Michel, P.  Diverse evolutionary pathways of spheroidal asteroids driven by rotation rate  Art. 10284  s41598-025-94574-1 Not only are there fast-rotator… Read More »Note, Paper: Nature of Rotators