Neptune has a slight hint of additional blue, which the model reveals to be because of a thinner haze layer on that planet. The study also showed that Uranus appears a little greener during its ...

Carrying out simulations to try and discover what best explains the orbits of these objects, the team found that a model that includes a massive planet beyond the region of Neptune explained the ...

A Neptune-sized planet closely ... but the team put computer models to the test, finding two possible scenarios. One posits that these planets may have initially been Jupiter-sized, gradually ...