On the 95th anniversary of its discovery, Pluto remains one of the most beloved and enigmatic worlds in our solar system, ...

Is it a bird? Is it a plane? No, it's super Neptune! But this Superman-mimicking planet is not blasting through space on its ...

A comical planetary beauty contest is described, highlighting the unique traits of each planet: Mercury’s fiery nature, Venus ...

In August 2006, the International Astronomical Union made the controversial, but correct, decision to demote Pluto from its ...

If the solar system held a poetry slam, each planet would present its unique poetic style. Mercury delivers rapid-fire verses ...

NASA has finally confirmed the existence of a new exoplanet that is 50 per cent larger than Jupiter and about a tenth of the ...

The number of planets that orbit the sun depends on what you mean by “planet,” and that’s not so easy to define ...