Which planet has an orbital period of 11.86 years?
CREATE TABLE "planets" (
  "planet" text,
  "planet_type" text,
  "semimajor_axis_au" text,
  "orbital_period" text,
  "radial_velocity_m_s" text,
  "detectable_by" text
);
SELECT "planet" FROM "planets" WHERE "orbital_period"='11.86 years';