Image Details
Caption: Figure 7.
The population of ultrashort-period (P < 1 day) planets smaller than 1.8 R⊕ around M stars. The planets are colored based on their emission spectroscopy metric (ESM). TOI-5736 b has a predicted equilibrium temperature of 1311 K and an ESM of four.
© 2026. The Author(s). Published by the American Astronomical Society.