TOI-1420b: TheTOI-1420b: TheLow-Density Enigmaproperties.formation theories with its uniqueTOI-1420b challenges existing planetEarth and Planetary AstrophysicsTOI-1420b: A Unique Exoplanet DiscoveryTOI-1420b's low density challenges existing theories of planet formation.2025-09-14T04:12:15+00:00 ― 6 min read