Magnetization of Large C-Type Asteroids: A Detectable Consequence of Pebble Accretion?

S. W. Courville, O’Rourke J. G., Castillo-Rogez J. C., Oran R., Weiss B. P. et al.

52nd Lunar and Planetary Science Conference (2021), Abstract #2355

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“The theory of pebble accretion implies that large planetesimals formed in the presence of strong magnetic fields. We argue that spacecraft missions to some C-type asteroids would detect chemical remanent magnetization acquired from the solar nebula.”