Revising Properties of Planet-Host Binary Systems. IV. The Radius Distribution of Small Planets in Binary Star Systems is Dependent on Stellar Separation

Kendall Sullivan, Adam L. Kraus, Travis A. Berger +10

Small planets ($R_p\le 4R_{\oplus }$) are divided into rocky super-Earths and gaseous sub-Neptunes separated by a radius gap, but the mechanisms that produce these distinct pla…