would not restrict ice giant planets like Neptune or Uranus. HD 40307 c might be a sub-Neptune. Since the same tides are predicted to result in the destruction of larger natural satellites of planets located close to their parent star, it is unlikely that HD 40307 c hosts any satellites. Trivia The planet was named "Problemland" in the Xkcd strip "Exoplanet Names" in August, 2013. See also References External links HD 40307 Pictor (constellation) Super-Earths Exoplanets discovered in 2008 Exoplanets detected by radial velocity