\begin{table}%t5
\caption{\label{table:mean_radius}Mean planet radius for cool versus  hot stars.}
\small
%\centering
\par
\begin{tabular}{ccc}
\hline\hline
 & Cool stars & Hot stars \\
 & $T_{\rm eff}< 5400$~K & $T_{\rm eff} \ge 5400$~K\\
\hline
``Real'' planets & $1.072~R_{\rm Jup}$ & $1.267~R_{\rm Jup}$ \\
\hline
 All simulated planets & $1.058~R_{\rm Jup}$ & $1.202~R_{\rm Jup}$ \\
 Detectable simulated planets & $1.074~R_{\rm Jup}$ & $1.251~R_{\rm Jup}$\\
\hline 
\end{tabular}
\end{table}