Orbital chaos in TOI-421 may explain the hot Neptune desert

space.com

Orbital chaos in the TOI-421 system may explain the rarity of "hot Neptune" exoplanets. The ATREIDES program observed misaligned orbits in TOI-421, suggesting a chaotic formation history that could be responsible for the "hot Neptune desert." This research highlights the ATREIDES program's effectiveness in studying exoplanet formation and evolution.


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Orbital chaos in TOI-421 may explain the hot Neptune desert | News Minimalist