Joseph S. W. Lewis

2 papers · Latest: April 29, 2026

Double-Peaked Ly$α$ Emission during Reionization Requires Nearby Voids and a Favorable Local Ionizing Background

Double-peaked Lyα emission during reionization requires nearby cosmic voids and a strong local ionizing background, enabling blue-shifted photon transmission.

2604.26331Apr 29, 2026

Galaxies & Cosmology

Do little red dots really form a distinct class of astronomical objects?

New research suggests "Little Red Dots" are not a unique class of astronomical objects but rather the extreme end of a continuous galaxy distribution.

2604.11677Apr 13, 2026

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