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From the 1 of 6 linked papers with an AI index.

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6 papers

astro-ph.EP2026

Growing Planets Produce Extreme Dust Signatures

Philip J. Carter, Zoë M. Leinhardt

The paper links the amount of dust observed in extreme debris disks to the size of the planetary collisions that created them, showing that the most massive disks require impacts b…

astro-ph.EP2025

A "New Hope" for Moon Formation: Presenting a Multiple Impact Pathway

Harrison Davies, Philip J. Carter, Louis Eddershaw +2

The leading hypothesis for the origin of the Moon, that of a single giant impact, faces significant challenges. These include either the need for an impactor with a near-identical…

astro-ph.EP2025

Fractal Aggregate Aerosols in the Virga Cloud Code II: Exploring the Effects of Key Cloud Parameters in Warm Neptune, Hot Jupiter and Brown Dwarf Atmospheres

Matt G. Lodge, Sarah E. Moran, Hannah R. Wakeford +2

Aerosols and clouds are expected to be ubiquitous in exoplanet and brown dwarf atmospheres, where they can have a significant impact on transmission and emission spectra. The cloud…

astro-ph.EP2025

Asteroids fail to retain cometary impact signatures

Sarah Joiret, Guillaume Avice, Ludovic Ferrière +4

A bombardment of comets is thought to have occurred in the inner solar system as a result of a dynamical instability among the giant planets after gas disk dispersal. Vesta, the se…

astro-ph.EP2025

Fractal Aggregate Aerosols in the Virga Cloud Code I: Model Description and Application to a Benchmark Cloudy Exoplanet

Sarah E. Moran, Matt G. Lodge, Natasha E. Batalha +5

We introduce new functionality to treat fractal aggregate aerosol particles within the Virga cloud modeling framework. Previously, the open source cloud modeling code Virga (Batalh…

astro-ph.EP2025

Atmospheric loss during giant impacts: mechanisms and scaling of near- and far-field loss

Matthew J. Roche, Simon J. Lock, Jingyao Dou +3

The primary epoch of planetary accretion concludes with giant impacts - highly energetic collisions between proto-planets that can play a key role in shaping a planet's inventory o…