Could the 55 Cancri Planetary System Really Be in the 3:1 Mean Motion Resonance?

Ji Jianghui, H. Kinoshita, Liu Lin +1

We integrate the orbital solutions of the planets orbiting 55 Cnc. In the simulations, we find that not only three resonant arguments ${\theta }_1={\lambda }_1-3{\lambda }_2+2{\tilde{\omega }}_1$, $θ_{2}=λ_{1…