The presence of multiple planets around Upsilon Andromedae had been suspected for some time.

ECONOMIST: Planet hunting

The mass of this planet, so far named only Kappa Andromedae B makes it something of a challenge to classify.

FORBES: Astronomers Locate Massive 'Super-Jupiter' Around Giant Star

The bad news is that the Upsilon Andromedae system is too strange to be explained by current theories of planetary formation.

ECONOMIST: Planet hunting

Located 168 light years from Earth orbiting the star Kappa Andromedae, this planet is about 12.8 times more massive than Jupiter, the largest planet in our solar system.

FORBES: Astronomers Locate Massive 'Super-Jupiter' Around Giant Star