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carbonaceous chondrite

56th AAS-DDA Meeting

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Last week was the American Astronomical Society‘s DDA sub-meeting.  The DDA (Division on Dynamical Astronomy) covered “particles” (discrete objects, from dust all the way up to individual stars) as they behave under physical laws (mostly gravity, but also impacts, etc.)… Read More »56th AAS-DDA Meeting

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

Lucy Flyby Update

As of Monday, April 21, the Lucy probe has reported it survived and is functioning. Data from asteroid Donaldjohanson now transmitting.

Note, Paper: Geochondrika

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There’s also a mid-month Geochimica Et Cosmochimica Acta– 15 April (vol. 395): Krot, A. N. Nagashima, K. Dunn, T. L. et al.  Oxygen and aluminum-magnesium isotope systematics of the metasomatically altered coarse-grained igneous calcium-aluminum rich from CK3.7-3.8 carbonaceous chondrites  Pgs.… Read More »Note, Paper: Geochondrika