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Note, Paper: The Tensile or Volatile

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The November 10 ApJ (Astrophysical Journal) (vol. 993 #2) has:

Cryan, S. Brunetto, R. Guilbert-Lepoutre, A. et al.  Nitrogen-bearing Species on Trans-Neptunian Objects Revealed by JWST/DiSCo-TNOs  art. 188  ae060d

Kimura, H. Hirai, T. Okamoto, T. et al.  Tensile Strength of Dust, Pebbles, and Planetesimals: A Simple Mathematical Formula from Aggregates to Monoliths Based on an Extension of an Elastic Theory for Particle Assemblies to Molecular Networks  art. 211  ae0718

Hu, Q. Huang, Y. Gladman, B. et al.  Early Stellar Flybys are Unlikely: Improved Constraints from Sednoids and Large-q Trans-Neptunian Objects  art. 238  ae0a30

I generally stay away from trans-Neptunian objects, but… I’m covering this issue of ApJ, and here we are. Read if you please.

We call them “rubble pile” asteroids- small bodies made of various grains, not solid but held together by their own gravity. Well, we’ve since found out that, at least for some, there is some cohesion there; the agglomerate is not truly strengthless. Kinda important, for multiple things including defending Earth from that asteroid.

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