Insights into the origins of Phobos and Deimos based on a spectral comparison with small bodies and Martian materials

Wargnier, Antonin; Poggiali, Giovanni; Yumoto, Koki; Fornasier, S.; Mahlke, Max; Gautier, Thomas; Doressoundiram, A.

doi:10.1051/0004-6361/202453080

Public

Insights into the origins of Phobos and Deimos based on a spectral comparison with small bodies and Martian materials

Published in Astronomy and Astrophysics • Jan 31, 2025

Authors:

Antonin Wargnier

Giovanni Poggiali

Koki Yumoto

Abstract

Context . The origins of Phobos and Deimos are highly debated, and several distinct hypotheses have been put forth. The two most widely accepted theories are that (1) the two moons were created by a giant impact in analogy to the Earth-Moon system, whereby a debris disk was formed that then formed t...

Subject

Asteroid

Astrobiology

Martian

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